Home / 18,544,591.31-25,593,068.02-10,287,315.83

Finding the Fourth Proportional to 18,544,591.31, 25,593,068.02 and 10,287,315.83

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Solution

The fourth proportional to 18,544,591.31, 25,593,068.02 and 10,287,315.83 is: 14,197,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544,591.31 : 25,593,068.02 = 10,287,315.83 : x
  2. Step 2: Convert to fraction form
    18,544,591.31/25,593,068.02 = 10,287,315.83/x
  3. Step 3: Cross multiply
    18,544,591.31x = 25,593,068.02 × 10,287,315.83
  4. Step 4: Simplify right side
    18,544,591.31x = 263,283,973,780,412.75
  5. Step 5: Solve for x
    x = 263,283,973,780,412.75/18,544,591.31
  6. Step 6: Final answer
    x = 14,197,345.70

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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.