Home / 71,015,472.53-106,429,037.93-36,470,478.92

Finding the Fourth Proportional to 71,015,472.53, 106,429,037.93 and 36,470,478.92

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Solution

The fourth proportional to 71,015,472.53, 106,429,037.93 and 36,470,478.92 is: 54,657,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,015,472.53 : 106,429,037.93 = 36,470,478.92 : x
  2. Step 2: Convert to fraction form
    71,015,472.53/106,429,037.93 = 36,470,478.92/x
  3. Step 3: Cross multiply
    71,015,472.53x = 106,429,037.93 × 36,470,478.92
  4. Step 4: Simplify right side
    71,015,472.53x = 3,881,517,984,119,593
  5. Step 5: Solve for x
    x = 3,881,517,984,119,593/71,015,472.53
  6. Step 6: Final answer
    x = 54,657,356.29

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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.