Home / 55,002,024.70-82,377,065.85-28,044,187.90

Finding the Fourth Proportional to 55,002,024.70, 82,377,065.85 and 28,044,187.90

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Solution

The fourth proportional to 55,002,024.70, 82,377,065.85 and 28,044,187.90 is: 42,002,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,002,024.70 : 82,377,065.85 = 28,044,187.90 : x
  2. Step 2: Convert to fraction form
    55,002,024.70/82,377,065.85 = 28,044,187.90/x
  3. Step 3: Cross multiply
    55,002,024.70x = 82,377,065.85 × 28,044,187.90
  4. Step 4: Simplify right side
    55,002,024.70x = 2,310,197,913,348,073
  5. Step 5: Solve for x
    x = 2,310,197,913,348,073/55,002,024.70
  6. Step 6: Final answer
    x = 42,002,052.21

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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.