Home / 13,227,700.20-19,833,827.76-5,131,215.04

Finding the Fourth Proportional to 13,227,700.20, 19,833,827.76 and 5,131,215.04

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Solution

The fourth proportional to 13,227,700.20, 19,833,827.76 and 5,131,215.04 is: 7,693,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,700.20 : 19,833,827.76 = 5,131,215.04 : x
  2. Step 2: Convert to fraction form
    13,227,700.20/19,833,827.76 = 5,131,215.04/x
  3. Step 3: Cross multiply
    13,227,700.20x = 19,833,827.76 × 5,131,215.04
  4. Step 4: Simplify right side
    13,227,700.20x = 101,771,635,302,881.52
  5. Step 5: Solve for x
    x = 101,771,635,302,881.52/13,227,700.20
  6. Step 6: Final answer
    x = 7,693,826.88

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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.