Home / 10,937,709.10-16,406,563.65-9,709,489.90

Finding the Fourth Proportional to 10,937,709.10, 16,406,563.65 and 9,709,489.90

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Solution

The fourth proportional to 10,937,709.10, 16,406,563.65 and 9,709,489.90 is: 14,564,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937,709.10 : 16,406,563.65 = 9,709,489.90 : x
  2. Step 2: Convert to fraction form
    10,937,709.10/16,406,563.65 = 9,709,489.90/x
  3. Step 3: Cross multiply
    10,937,709.10x = 16,406,563.65 × 9,709,489.90
  4. Step 4: Simplify right side
    10,937,709.10x = 159,299,364,053,382.16
  5. Step 5: Solve for x
    x = 159,299,364,053,382.16/10,937,709.10
  6. Step 6: Final answer
    x = 14,564,234.85

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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.