Home / 51,103,018.80-70,523,233.20-27,899,123.76

Finding the Fourth Proportional to 51,103,018.80, 70,523,233.20 and 27,899,123.76

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Solution

The fourth proportional to 51,103,018.80, 70,523,233.20 and 27,899,123.76 is: 38,501,373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,103,018.80 : 70,523,233.20 = 27,899,123.76 : x
  2. Step 2: Convert to fraction form
    51,103,018.80/70,523,233.20 = 27,899,123.76/x
  3. Step 3: Cross multiply
    51,103,018.80x = 70,523,233.20 × 27,899,123.76
  4. Step 4: Simplify right side
    51,103,018.80x = 1,967,536,411,002,141
  5. Step 5: Solve for x
    x = 1,967,536,411,002,141/51,103,018.80
  6. Step 6: Final answer
    x = 38,501,373.45

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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.