Home / 16,221,133.88-22,383,633.66-9,693,463.76

Finding the Fourth Proportional to 16,221,133.88, 22,383,633.66 and 9,693,463.76

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Solution

The fourth proportional to 16,221,133.88, 22,383,633.66 and 9,693,463.76 is: 13,376,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,221,133.88 : 22,383,633.66 = 9,693,463.76 : x
  2. Step 2: Convert to fraction form
    16,221,133.88/22,383,633.66 = 9,693,463.76/x
  3. Step 3: Cross multiply
    16,221,133.88x = 22,383,633.66 × 9,693,463.76
  4. Step 4: Simplify right side
    16,221,133.88x = 216,974,941,700,326.16
  5. Step 5: Solve for x
    x = 216,974,941,700,326.16/16,221,133.88
  6. Step 6: Final answer
    x = 13,376,065.03

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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.