Home / 9,215,427.20-12,717,294.99-5,141,046.20

Finding the Fourth Proportional to 9,215,427.20, 12,717,294.99 and 5,141,046.20

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Solution

The fourth proportional to 9,215,427.20, 12,717,294.99 and 5,141,046.20 is: 7,094,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,427.20 : 12,717,294.99 = 5,141,046.20 : x
  2. Step 2: Convert to fraction form
    9,215,427.20/12,717,294.99 = 5,141,046.20/x
  3. Step 3: Cross multiply
    9,215,427.20x = 12,717,294.99 × 5,141,046.20
  4. Step 4: Simplify right side
    9,215,427.20x = 65,380,201,019,032.07
  5. Step 5: Solve for x
    x = 65,380,201,019,032.07/9,215,427.20
  6. Step 6: Final answer
    x = 7,094,646.80

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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.