Home / 9,314,144.18-12,853,499.40-5,239,763.18

Finding the Fourth Proportional to 9,314,144.18, 12,853,499.40 and 5,239,763.18

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Solution

The fourth proportional to 9,314,144.18, 12,853,499.40 and 5,239,763.18 is: 7,230,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314,144.18 : 12,853,499.40 = 5,239,763.18 : x
  2. Step 2: Convert to fraction form
    9,314,144.18/12,853,499.40 = 5,239,763.18/x
  3. Step 3: Cross multiply
    9,314,144.18x = 12,853,499.40 × 5,239,763.18
  4. Step 4: Simplify right side
    9,314,144.18x = 67,349,292,890,272.09
  5. Step 5: Solve for x
    x = 67,349,292,890,272.09/9,314,144.18
  6. Step 6: Final answer
    x = 7,230,862.18

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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.