Home / 18,339,562.02-25,308,857.06-10,080,387.50

Finding the Fourth Proportional to 18,339,562.02, 25,308,857.06 and 10,080,387.50

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Solution

The fourth proportional to 18,339,562.02, 25,308,857.06 and 10,080,387.50 is: 13,911,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339,562.02 : 25,308,857.06 = 10,080,387.50 : x
  2. Step 2: Convert to fraction form
    18,339,562.02/25,308,857.06 = 10,080,387.50/x
  3. Step 3: Cross multiply
    18,339,562.02x = 25,308,857.06 × 10,080,387.50
  4. Step 4: Simplify right side
    18,339,562.02x = 255,123,086,346,910.75
  5. Step 5: Solve for x
    x = 255,123,086,346,910.75/18,339,562.02
  6. Step 6: Final answer
    x = 13,911,078.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.