Home / 43,783,327.20-65,681,211.60-13,488,031.20

Finding the Fourth Proportional to 43,783,327.20, 65,681,211.60 and 13,488,031.20

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Solution

The fourth proportional to 43,783,327.20, 65,681,211.60 and 13,488,031.20 is: 20,233,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783,327.20 : 65,681,211.60 = 13,488,031.20 : x
  2. Step 2: Convert to fraction form
    43,783,327.20/65,681,211.60 = 13,488,031.20/x
  3. Step 3: Cross multiply
    43,783,327.20x = 65,681,211.60 × 13,488,031.20
  4. Step 4: Simplify right side
    43,783,327.20x = 885,910,231,314,601.88
  5. Step 5: Solve for x
    x = 885,910,231,314,601.88/43,783,327.20
  6. Step 6: Final answer
    x = 20,233,963.20

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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.