Home / 15,704,449.70-23,556,674.55-13,203,688.10

Finding the Fourth Proportional to 15,704,449.70, 23,556,674.55 and 13,203,688.10

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Solution

The fourth proportional to 15,704,449.70, 23,556,674.55 and 13,203,688.10 is: 19,805,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704,449.70 : 23,556,674.55 = 13,203,688.10 : x
  2. Step 2: Convert to fraction form
    15,704,449.70/23,556,674.55 = 13,203,688.10/x
  3. Step 3: Cross multiply
    15,704,449.70x = 23,556,674.55 × 13,203,688.10
  4. Step 4: Simplify right side
    15,704,449.70x = 311,034,983,431,407.88
  5. Step 5: Solve for x
    x = 311,034,983,431,407.88/15,704,449.70
  6. Step 6: Final answer
    x = 19,805,532.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.