Home / 29,036,332.80-43,554,499.20-20,376,979.20

Finding the Fourth Proportional to 29,036,332.80, 43,554,499.20 and 20,376,979.20

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Solution

The fourth proportional to 29,036,332.80, 43,554,499.20 and 20,376,979.20 is: 30,565,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036,332.80 : 43,554,499.20 = 20,376,979.20 : x
  2. Step 2: Convert to fraction form
    29,036,332.80/43,554,499.20 = 20,376,979.20/x
  3. Step 3: Cross multiply
    29,036,332.80x = 43,554,499.20 × 20,376,979.20
  4. Step 4: Simplify right side
    29,036,332.80x = 887,509,124,264,816.62
  5. Step 5: Solve for x
    x = 887,509,124,264,816.62/29,036,332.80
  6. Step 6: Final answer
    x = 30,565,468.80

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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.