Home / 40,976,811.20-61,465,216.80-39,087,243.20

Finding the Fourth Proportional to 40,976,811.20, 61,465,216.80 and 39,087,243.20

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Solution

The fourth proportional to 40,976,811.20, 61,465,216.80 and 39,087,243.20 is: 58,630,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,976,811.20 : 61,465,216.80 = 39,087,243.20 : x
  2. Step 2: Convert to fraction form
    40,976,811.20/61,465,216.80 = 39,087,243.20/x
  3. Step 3: Cross multiply
    40,976,811.20x = 61,465,216.80 × 39,087,243.20
  4. Step 4: Simplify right side
    40,976,811.20x = 2,402,505,877,402,326
  5. Step 5: Solve for x
    x = 2,402,505,877,402,326/40,976,811.20
  6. Step 6: Final answer
    x = 58,630,864.80

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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.