Home / 10,207,704.16-15,311,556.24-3,018,678.07

Finding the Fourth Proportional to 10,207,704.16, 15,311,556.24 and 3,018,678.07

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Solution

The fourth proportional to 10,207,704.16, 15,311,556.24 and 3,018,678.07 is: 4,528,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,704.16 : 15,311,556.24 = 3,018,678.07 : x
  2. Step 2: Convert to fraction form
    10,207,704.16/15,311,556.24 = 3,018,678.07/x
  3. Step 3: Cross multiply
    10,207,704.16x = 15,311,556.24 × 3,018,678.07
  4. Step 4: Simplify right side
    10,207,704.16x = 46,220,659,039,259.66
  5. Step 5: Solve for x
    x = 46,220,659,039,259.66/10,207,704.16
  6. Step 6: Final answer
    x = 4,528,017.11

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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.