Home / 57,920,469.10-86,855,042.85-19,571,569.90

Finding the Fourth Proportional to 57,920,469.10, 86,855,042.85 and 19,571,569.90

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Solution

The fourth proportional to 57,920,469.10, 86,855,042.85 and 19,571,569.90 is: 29,348,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,920,469.10 : 86,855,042.85 = 19,571,569.90 : x
  2. Step 2: Convert to fraction form
    57,920,469.10/86,855,042.85 = 19,571,569.90/x
  3. Step 3: Cross multiply
    57,920,469.10x = 86,855,042.85 × 19,571,569.90
  4. Step 4: Simplify right side
    57,920,469.10x = 1,699,889,542,306,270
  5. Step 5: Solve for x
    x = 1,699,889,542,306,270/57,920,469.10
  6. Step 6: Final answer
    x = 29,348,683.96

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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.