Home / 15,440,631.08-21,305,864.13-9,244,193.06

Finding the Fourth Proportional to 15,440,631.08, 21,305,864.13 and 9,244,193.06

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Solution

The fourth proportional to 15,440,631.08, 21,305,864.13 and 9,244,193.06 is: 12,755,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440,631.08 : 21,305,864.13 = 9,244,193.06 : x
  2. Step 2: Convert to fraction form
    15,440,631.08/21,305,864.13 = 9,244,193.06/x
  3. Step 3: Cross multiply
    15,440,631.08x = 21,305,864.13 × 9,244,193.06
  4. Step 4: Simplify right side
    15,440,631.08x = 196,955,521,327,848.94
  5. Step 5: Solve for x
    x = 196,955,521,327,848.94/15,440,631.08
  6. Step 6: Final answer
    x = 12,755,665.25

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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.