Home / 45,369,713.80-67,992,362.70-29,145,867.40

Finding the Fourth Proportional to 45,369,713.80, 67,992,362.70 and 29,145,867.40

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Solution

The fourth proportional to 45,369,713.80, 67,992,362.70 and 29,145,867.40 is: 43,678,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369,713.80 : 67,992,362.70 = 29,145,867.40 : x
  2. Step 2: Convert to fraction form
    45,369,713.80/67,992,362.70 = 29,145,867.40/x
  3. Step 3: Cross multiply
    45,369,713.80x = 67,992,362.70 × 29,145,867.40
  4. Step 4: Simplify right side
    45,369,713.80x = 1,981,696,387,466,906
  5. Step 5: Solve for x
    x = 1,981,696,387,466,906/45,369,713.80
  6. Step 6: Final answer
    x = 43,678,838.18

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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.