Home / 40,129,265.20-60,193,897.80-9,837,128.20

Finding the Fourth Proportional to 40,129,265.20, 60,193,897.80 and 9,837,128.20

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Solution

The fourth proportional to 40,129,265.20, 60,193,897.80 and 9,837,128.20 is: 14,755,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129,265.20 : 60,193,897.80 = 9,837,128.20 : x
  2. Step 2: Convert to fraction form
    40,129,265.20/60,193,897.80 = 9,837,128.20/x
  3. Step 3: Cross multiply
    40,129,265.20x = 60,193,897.80 × 9,837,128.20
  4. Step 4: Simplify right side
    40,129,265.20x = 592,135,089,516,297.88
  5. Step 5: Solve for x
    x = 592,135,089,516,297.88/40,129,265.20
  6. Step 6: Final answer
    x = 14,755,692.30

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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.