Home / 10,754,038.40-16,131,057.60-9,932,892.80

Finding the Fourth Proportional to 10,754,038.40, 16,131,057.60 and 9,932,892.80

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Solution

The fourth proportional to 10,754,038.40, 16,131,057.60 and 9,932,892.80 is: 14,899,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,038.40 : 16,131,057.60 = 9,932,892.80 : x
  2. Step 2: Convert to fraction form
    10,754,038.40/16,131,057.60 = 9,932,892.80/x
  3. Step 3: Cross multiply
    10,754,038.40x = 16,131,057.60 × 9,932,892.80
  4. Step 4: Simplify right side
    10,754,038.40x = 160,228,065,891,425.28
  5. Step 5: Solve for x
    x = 160,228,065,891,425.28/10,754,038.40
  6. Step 6: Final answer
    x = 14,899,339.20

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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.