Home / 47,767,820.40-71,545,442.40-39,264,764.40

Finding the Fourth Proportional to 47,767,820.40, 71,545,442.40 and 39,264,764.40

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Solution

The fourth proportional to 47,767,820.40, 71,545,442.40 and 39,264,764.40 is: 58,809,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,767,820.40 : 71,545,442.40 = 39,264,764.40 : x
  2. Step 2: Convert to fraction form
    47,767,820.40/71,545,442.40 = 39,264,764.40/x
  3. Step 3: Cross multiply
    47,767,820.40x = 71,545,442.40 × 39,264,764.40
  4. Step 4: Simplify right side
    47,767,820.40x = 2,809,214,939,729,770.50
  5. Step 5: Solve for x
    x = 2,809,214,939,729,770.50/47,767,820.40
  6. Step 6: Final answer
    x = 58,809,778.55

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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.