Home / 11,072,525.80-16,608,788.70-10,400,679.40

Finding the Fourth Proportional to 11,072,525.80, 16,608,788.70 and 10,400,679.40

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Solution

The fourth proportional to 11,072,525.80, 16,608,788.70 and 10,400,679.40 is: 15,601,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,525.80 : 16,608,788.70 = 10,400,679.40 : x
  2. Step 2: Convert to fraction form
    11,072,525.80/16,608,788.70 = 10,400,679.40/x
  3. Step 3: Cross multiply
    11,072,525.80x = 16,608,788.70 × 10,400,679.40
  4. Step 4: Simplify right side
    11,072,525.80x = 172,742,686,491,042.78
  5. Step 5: Solve for x
    x = 172,742,686,491,042.78/11,072,525.80
  6. Step 6: Final answer
    x = 15,601,019.10

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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.