Home / 72,687,118.40-109,007,077.44-24,151,940

Finding the Fourth Proportional to 72,687,118.40, 109,007,077.44 and 24,151,940

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Solution

The fourth proportional to 72,687,118.40, 109,007,077.44 and 24,151,940 is: 36,220,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,687,118.40 : 109,007,077.44 = 24,151,940 : x
  2. Step 2: Convert to fraction form
    72,687,118.40/109,007,077.44 = 24,151,940/x
  3. Step 3: Cross multiply
    72,687,118.40x = 109,007,077.44 × 24,151,940
  4. Step 4: Simplify right side
    72,687,118.40x = 2,632,732,393,906,233.50
  5. Step 5: Solve for x
    x = 2,632,732,393,906,233.50/72,687,118.40
  6. Step 6: Final answer
    x = 36,220,068.31

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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.