Home / 9,491,490.16-13,098,181.35-5,140,476.34

Finding the Fourth Proportional to 9,491,490.16, 13,098,181.35 and 5,140,476.34

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Solution

The fourth proportional to 9,491,490.16, 13,098,181.35 and 5,140,476.34 is: 7,093,816.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,490.16 : 13,098,181.35 = 5,140,476.34 : x
  2. Step 2: Convert to fraction form
    9,491,490.16/13,098,181.35 = 5,140,476.34/x
  3. Step 3: Cross multiply
    9,491,490.16x = 13,098,181.35 × 5,140,476.34
  4. Step 4: Simplify right side
    9,491,490.16x = 67,330,891,326,704.26
  5. Step 5: Solve for x
    x = 67,330,891,326,704.26/9,491,490.16
  6. Step 6: Final answer
    x = 7,093,816.69

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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.