Home / 77,688,314.80-116,532,472.20-26,572,001.20

Finding the Fourth Proportional to 77,688,314.80, 116,532,472.20 and 26,572,001.20

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Solution

The fourth proportional to 77,688,314.80, 116,532,472.20 and 26,572,001.20 is: 39,858,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,688,314.80 : 116,532,472.20 = 26,572,001.20 : x
  2. Step 2: Convert to fraction form
    77,688,314.80/116,532,472.20 = 26,572,001.20/x
  3. Step 3: Cross multiply
    77,688,314.80x = 116,532,472.20 × 26,572,001.20
  4. Step 4: Simplify right side
    77,688,314.80x = 3,096,500,991,137,366.50
  5. Step 5: Solve for x
    x = 3,096,500,991,137,366.50/77,688,314.80
  6. Step 6: Final answer
    x = 39,858,001.80

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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.