Home / 72,375,737.10-108,563,605.65-38,363,513.10

Finding the Fourth Proportional to 72,375,737.10, 108,563,605.65 and 38,363,513.10

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Solution

The fourth proportional to 72,375,737.10, 108,563,605.65 and 38,363,513.10 is: 57,545,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,375,737.10 : 108,563,605.65 = 38,363,513.10 : x
  2. Step 2: Convert to fraction form
    72,375,737.10/108,563,605.65 = 38,363,513.10/x
  3. Step 3: Cross multiply
    72,375,737.10x = 108,563,605.65 × 38,363,513.10
  4. Step 4: Simplify right side
    72,375,737.10x = 4,164,881,307,537,009.50
  5. Step 5: Solve for x
    x = 4,164,881,307,537,009.50/72,375,737.10
  6. Step 6: Final answer
    x = 57,545,269.65

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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.