Home / 10,117,429.20-13,962,384.72-5,533,750.71

Finding the Fourth Proportional to 10,117,429.20, 13,962,384.72 and 5,533,750.71

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Solution

The fourth proportional to 10,117,429.20, 13,962,384.72 and 5,533,750.71 is: 7,636,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117,429.20 : 13,962,384.72 = 5,533,750.71 : x
  2. Step 2: Convert to fraction form
    10,117,429.20/13,962,384.72 = 5,533,750.71/x
  3. Step 3: Cross multiply
    10,117,429.20x = 13,962,384.72 × 5,533,750.71
  4. Step 4: Simplify right side
    10,117,429.20x = 77,264,356,357,593.16
  5. Step 5: Solve for x
    x = 77,264,356,357,593.16/10,117,429.20
  6. Step 6: Final answer
    x = 7,636,757.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.