Home / 76,981,820.28-106,234,875.18-46,041,988.92

Finding the Fourth Proportional to 76,981,820.28, 106,234,875.18 and 46,041,988.92

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Solution

The fourth proportional to 76,981,820.28, 106,234,875.18 and 46,041,988.92 is: 63,537,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,981,820.28 : 106,234,875.18 = 46,041,988.92 : x
  2. Step 2: Convert to fraction form
    76,981,820.28/106,234,875.18 = 46,041,988.92/x
  3. Step 3: Cross multiply
    76,981,820.28x = 106,234,875.18 × 46,041,988.92
  4. Step 4: Simplify right side
    76,981,820.28x = 4,891,264,945,955,144
  5. Step 5: Solve for x
    x = 4,891,264,945,955,144/76,981,820.28
  6. Step 6: Final answer
    x = 63,537,922.70

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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.