Home / 40,976,331.20-61,464,496.80-39,086,763.20

Finding the Fourth Proportional to 40,976,331.20, 61,464,496.80 and 39,086,763.20

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Solution

The fourth proportional to 40,976,331.20, 61,464,496.80 and 39,086,763.20 is: 58,630,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,976,331.20 : 61,464,496.80 = 39,086,763.20 : x
  2. Step 2: Convert to fraction form
    40,976,331.20/61,464,496.80 = 39,086,763.20/x
  3. Step 3: Cross multiply
    40,976,331.20x = 61,464,496.80 × 39,086,763.20
  4. Step 4: Simplify right side
    40,976,331.20x = 2,402,448,231,628,758
  5. Step 5: Solve for x
    x = 2,402,448,231,628,758/40,976,331.20
  6. Step 6: Final answer
    x = 58,630,144.80

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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.