Home / 79,867,972.06-119,815,202.00-28,039,122.52

Finding the Fourth Proportional to 79,867,972.06, 119,815,202.00 and 28,039,122.52

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Solution

The fourth proportional to 79,867,972.06, 119,815,202.00 and 28,039,122.52 is: 42,063,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,867,972.06 : 119,815,202.00 = 28,039,122.52 : x
  2. Step 2: Convert to fraction form
    79,867,972.06/119,815,202.00 = 28,039,122.52/x
  3. Step 3: Cross multiply
    79,867,972.06x = 119,815,202.00 × 28,039,122.52
  4. Step 4: Simplify right side
    79,867,972.06x = 3,359,513,127,897,277.50
  5. Step 5: Solve for x
    x = 3,359,513,127,897,277.50/79,867,972.06
  6. Step 6: Final answer
    x = 42,063,333.29

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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.