Home / 53,281,147.70-73,527,983.13-28,834,861.70

Finding the Fourth Proportional to 53,281,147.70, 73,527,983.13 and 28,834,861.70

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Solution

The fourth proportional to 53,281,147.70, 73,527,983.13 and 28,834,861.70 is: 39,792,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281,147.70 : 73,527,983.13 = 28,834,861.70 : x
  2. Step 2: Convert to fraction form
    53,281,147.70/73,527,983.13 = 28,834,861.70/x
  3. Step 3: Cross multiply
    53,281,147.70x = 73,527,983.13 × 28,834,861.70
  4. Step 4: Simplify right side
    53,281,147.70x = 2,120,169,224,265,843
  5. Step 5: Solve for x
    x = 2,120,169,224,265,843/53,281,147.70
  6. Step 6: Final answer
    x = 39,792,108.77

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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.