Home / 47,476,687.44-71,205,066.49-13,390,061.70

Finding the Fourth Proportional to 47,476,687.44, 71,205,066.49 and 13,390,061.70

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Solution

The fourth proportional to 47,476,687.44, 71,205,066.49 and 13,390,061.70 is: 20,082,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,476,687.44 : 71,205,066.49 = 13,390,061.70 : x
  2. Step 2: Convert to fraction form
    47,476,687.44/71,205,066.49 = 13,390,061.70/x
  3. Step 3: Cross multiply
    47,476,687.44x = 71,205,066.49 × 13,390,061.70
  4. Step 4: Simplify right side
    47,476,687.44x = 953,440,233,653,702.25
  5. Step 5: Solve for x
    x = 953,440,233,653,702.25/47,476,687.44
  6. Step 6: Final answer
    x = 20,082,282.17

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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.