Home / 53,931,333.80-80,897,000.70-19,845,626.60

Finding the Fourth Proportional to 53,931,333.80, 80,897,000.70 and 19,845,626.60

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Solution

The fourth proportional to 53,931,333.80, 80,897,000.70 and 19,845,626.60 is: 29,768,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931,333.80 : 80,897,000.70 = 19,845,626.60 : x
  2. Step 2: Convert to fraction form
    53,931,333.80/80,897,000.70 = 19,845,626.60/x
  3. Step 3: Cross multiply
    53,931,333.80x = 80,897,000.70 × 19,845,626.60
  4. Step 4: Simplify right side
    53,931,333.80x = 1,605,451,668,952,138.75
  5. Step 5: Solve for x
    x = 1,605,451,668,952,138.75/53,931,333.80
  6. Step 6: Final answer
    x = 29,768,439.90

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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.