Home / 40,830,067.80-61,245,101.70-12,073,642.20

Finding the Fourth Proportional to 40,830,067.80, 61,245,101.70 and 12,073,642.20

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Solution

The fourth proportional to 40,830,067.80, 61,245,101.70 and 12,073,642.20 is: 18,110,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830,067.80 : 61,245,101.70 = 12,073,642.20 : x
  2. Step 2: Convert to fraction form
    40,830,067.80/61,245,101.70 = 12,073,642.20/x
  3. Step 3: Cross multiply
    40,830,067.80x = 61,245,101.70 × 12,073,642.20
  4. Step 4: Simplify right side
    40,830,067.80x = 739,451,444,428,411.75
  5. Step 5: Solve for x
    x = 739,451,444,428,411.75/40,830,067.80
  6. Step 6: Final answer
    x = 18,110,463.30

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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.