Home / 5,561,876.79-7,676,167.50-4,018,132.98

Finding the Fourth Proportional to 5,561,876.79, 7,676,167.50 and 4,018,132.98

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Solution

The fourth proportional to 5,561,876.79, 7,676,167.50 and 4,018,132.98 is: 5,545,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561,876.79 : 7,676,167.50 = 4,018,132.98 : x
  2. Step 2: Convert to fraction form
    5,561,876.79/7,676,167.50 = 4,018,132.98/x
  3. Step 3: Cross multiply
    5,561,876.79x = 7,676,167.50 × 4,018,132.98
  4. Step 4: Simplify right side
    5,561,876.79x = 30,843,861,791,754.15
  5. Step 5: Solve for x
    x = 30,843,861,791,754.15/5,561,876.79
  6. Step 6: Final answer
    x = 5,545,585.23

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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.