Home / 14,814,425.31-20,444,701.13-8,287,665.51

Finding the Fourth Proportional to 14,814,425.31, 20,444,701.13 and 8,287,665.51

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Solution

The fourth proportional to 14,814,425.31, 20,444,701.13 and 8,287,665.51 is: 11,437,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814,425.31 : 20,444,701.13 = 8,287,665.51 : x
  2. Step 2: Convert to fraction form
    14,814,425.31/20,444,701.13 = 8,287,665.51/x
  3. Step 3: Cross multiply
    14,814,425.31x = 20,444,701.13 × 8,287,665.51
  4. Step 4: Simplify right side
    14,814,425.31x = 169,438,844,417,359
  5. Step 5: Solve for x
    x = 169,438,844,417,359/14,814,425.31
  6. Step 6: Final answer
    x = 11,437,422.71

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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.