Home / 38,847,432.03-53,609,269.28-21,443,625.01

Finding the Fourth Proportional to 38,847,432.03, 53,609,269.28 and 21,443,625.01

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Solution

The fourth proportional to 38,847,432.03, 53,609,269.28 and 21,443,625.01 is: 29,592,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,847,432.03 : 53,609,269.28 = 21,443,625.01 : x
  2. Step 2: Convert to fraction form
    38,847,432.03/53,609,269.28 = 21,443,625.01/x
  3. Step 3: Cross multiply
    38,847,432.03x = 53,609,269.28 × 21,443,625.01
  4. Step 4: Simplify right side
    38,847,432.03x = 1,149,577,067,500,432.75
  5. Step 5: Solve for x
    x = 1,149,577,067,500,432.75/38,847,432.03
  6. Step 6: Final answer
    x = 29,592,099.33

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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.