Home / 27,218,000.30-40,827,000.45-12,101,456.30

Finding the Fourth Proportional to 27,218,000.30, 40,827,000.45 and 12,101,456.30

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Solution

The fourth proportional to 27,218,000.30, 40,827,000.45 and 12,101,456.30 is: 18,152,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,000.30 : 40,827,000.45 = 12,101,456.30 : x
  2. Step 2: Convert to fraction form
    27,218,000.30/40,827,000.45 = 12,101,456.30/x
  3. Step 3: Cross multiply
    27,218,000.30x = 40,827,000.45 × 12,101,456.30
  4. Step 4: Simplify right side
    27,218,000.30x = 494,066,161,805,755.38
  5. Step 5: Solve for x
    x = 494,066,161,805,755.38/27,218,000.30
  6. Step 6: Final answer
    x = 18,152,184.45

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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.