Home / 39,867,436.80-59,801,155.20-12,941,092.80

Finding the Fourth Proportional to 39,867,436.80, 59,801,155.20 and 12,941,092.80

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Solution

The fourth proportional to 39,867,436.80, 59,801,155.20 and 12,941,092.80 is: 19,411,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867,436.80 : 59,801,155.20 = 12,941,092.80 : x
  2. Step 2: Convert to fraction form
    39,867,436.80/59,801,155.20 = 12,941,092.80/x
  3. Step 3: Cross multiply
    39,867,436.80x = 59,801,155.20 × 12,941,092.80
  4. Step 4: Simplify right side
    39,867,436.80x = 773,892,298,990,402.62
  5. Step 5: Solve for x
    x = 773,892,298,990,402.62/39,867,436.80
  6. Step 6: Final answer
    x = 19,411,639.20

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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.