Home / 19,882,870.33-29,824,005.79-8,945,335.84

Finding the Fourth Proportional to 19,882,870.33, 29,824,005.79 and 8,945,335.84

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Solution

The fourth proportional to 19,882,870.33, 29,824,005.79 and 8,945,335.84 is: 13,417,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882,870.33 : 29,824,005.79 = 8,945,335.84 : x
  2. Step 2: Convert to fraction form
    19,882,870.33/29,824,005.79 = 8,945,335.84/x
  3. Step 3: Cross multiply
    19,882,870.33x = 29,824,005.79 × 8,945,335.84
  4. Step 4: Simplify right side
    19,882,870.33x = 266,785,747,885,654.50
  5. Step 5: Solve for x
    x = 266,785,747,885,654.50/19,882,870.33
  6. Step 6: Final answer
    x = 13,417,868.92

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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.