Home / 87,636,609.99-131,466,874.50-36,506,671.38

Finding the Fourth Proportional to 87,636,609.99, 131,466,874.50 and 36,506,671.38

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Solution

The fourth proportional to 87,636,609.99, 131,466,874.50 and 36,506,671.38 is: 54,764,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,636,609.99 : 131,466,874.50 = 36,506,671.38 : x
  2. Step 2: Convert to fraction form
    87,636,609.99/131,466,874.50 = 36,506,671.38/x
  3. Step 3: Cross multiply
    87,636,609.99x = 131,466,874.50 × 36,506,671.38
  4. Step 4: Simplify right side
    87,636,609.99x = 4,799,417,984,727,202
  5. Step 5: Solve for x
    x = 4,799,417,984,727,202/87,636,609.99
  6. Step 6: Final answer
    x = 54,764,989.03

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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.