Home / 65,563,711.70-90,475,552.12-36,194,414.89

Finding the Fourth Proportional to 65,563,711.70, 90,475,552.12 and 36,194,414.89

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Solution

The fourth proportional to 65,563,711.70, 90,475,552.12 and 36,194,414.89 is: 49,946,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,563,711.70 : 90,475,552.12 = 36,194,414.89 : x
  2. Step 2: Convert to fraction form
    65,563,711.70/90,475,552.12 = 36,194,414.89/x
  3. Step 3: Cross multiply
    65,563,711.70x = 90,475,552.12 × 36,194,414.89
  4. Step 4: Simplify right side
    65,563,711.70x = 3,274,709,670,833,099.50
  5. Step 5: Solve for x
    x = 3,274,709,670,833,099.50/65,563,711.70
  6. Step 6: Final answer
    x = 49,946,984.18

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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.