Home / 47,731,291.20-71,596,936.80-29,591,438.40

Finding the Fourth Proportional to 47,731,291.20, 71,596,936.80 and 29,591,438.40

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Solution

The fourth proportional to 47,731,291.20, 71,596,936.80 and 29,591,438.40 is: 44,387,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,731,291.20 : 71,596,936.80 = 29,591,438.40 : x
  2. Step 2: Convert to fraction form
    47,731,291.20/71,596,936.80 = 29,591,438.40/x
  3. Step 3: Cross multiply
    47,731,291.20x = 71,596,936.80 × 29,591,438.40
  4. Step 4: Simplify right side
    47,731,291.20x = 2,118,656,344,945,893
  5. Step 5: Solve for x
    x = 2,118,656,344,945,893/47,731,291.20
  6. Step 6: Final answer
    x = 44,387,157.60

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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.