Home / 39,609,669.60-59,343,645.60-33,515,812.80

Finding the Fourth Proportional to 39,609,669.60, 59,343,645.60 and 33,515,812.80

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Solution

The fourth proportional to 39,609,669.60, 59,343,645.60 and 33,515,812.80 is: 50,213,761.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609,669.60 : 59,343,645.60 = 33,515,812.80 : x
  2. Step 2: Convert to fraction form
    39,609,669.60/59,343,645.60 = 33,515,812.80/x
  3. Step 3: Cross multiply
    39,609,669.60x = 59,343,645.60 × 33,515,812.80
  4. Step 4: Simplify right side
    39,609,669.60x = 1,988,950,516,799,143.75
  5. Step 5: Solve for x
    x = 1,988,950,516,799,143.75/39,609,669.60
  6. Step 6: Final answer
    x = 50,213,761.86

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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.