Home / 29,438,125.80-44,157,188.70-28,115,428.20

Finding the Fourth Proportional to 29,438,125.80, 44,157,188.70 and 28,115,428.20

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Solution

The fourth proportional to 29,438,125.80, 44,157,188.70 and 28,115,428.20 is: 42,173,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438,125.80 : 44,157,188.70 = 28,115,428.20 : x
  2. Step 2: Convert to fraction form
    29,438,125.80/44,157,188.70 = 28,115,428.20/x
  3. Step 3: Cross multiply
    29,438,125.80x = 44,157,188.70 × 28,115,428.20
  4. Step 4: Simplify right side
    29,438,125.80x = 1,241,498,268,408,701.50
  5. Step 5: Solve for x
    x = 1,241,498,268,408,701.50/29,438,125.80
  6. Step 6: Final answer
    x = 42,173,142.30

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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.