Home / 58,771,300.70-88,156,951.05-42,521,015.90

Finding the Fourth Proportional to 58,771,300.70, 88,156,951.05 and 42,521,015.90

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Solution

The fourth proportional to 58,771,300.70, 88,156,951.05 and 42,521,015.90 is: 63,781,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,771,300.70 : 88,156,951.05 = 42,521,015.90 : x
  2. Step 2: Convert to fraction form
    58,771,300.70/88,156,951.05 = 42,521,015.90/x
  3. Step 3: Cross multiply
    58,771,300.70x = 88,156,951.05 × 42,521,015.90
  4. Step 4: Simplify right side
    58,771,300.70x = 3,748,523,117,292,571.50
  5. Step 5: Solve for x
    x = 3,748,523,117,292,571.50/58,771,300.70
  6. Step 6: Final answer
    x = 63,781,523.85

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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.