Home / 19,955,766.90-29,933,650.35-7,174,610.85

Finding the Fourth Proportional to 19,955,766.90, 29,933,650.35 and 7,174,610.85

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Solution

The fourth proportional to 19,955,766.90, 29,933,650.35 and 7,174,610.85 is: 10,761,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955,766.90 : 29,933,650.35 = 7,174,610.85 : x
  2. Step 2: Convert to fraction form
    19,955,766.90/29,933,650.35 = 7,174,610.85/x
  3. Step 3: Cross multiply
    19,955,766.90x = 29,933,650.35 × 7,174,610.85
  4. Step 4: Simplify right side
    19,955,766.90x = 214,762,292,581,216.31
  5. Step 5: Solve for x
    x = 214,762,292,581,216.31/19,955,766.90
  6. Step 6: Final answer
    x = 10,761,916.28

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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.