Home / 56,147,126.40-84,094,718.40-54,887,414.40

Finding the Fourth Proportional to 56,147,126.40, 84,094,718.40 and 54,887,414.40

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Solution

The fourth proportional to 56,147,126.40, 84,094,718.40 and 54,887,414.40 is: 82,207,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,147,126.40 : 84,094,718.40 = 54,887,414.40 : x
  2. Step 2: Convert to fraction form
    56,147,126.40/84,094,718.40 = 54,887,414.40/x
  3. Step 3: Cross multiply
    56,147,126.40x = 84,094,718.40 × 54,887,414.40
  4. Step 4: Simplify right side
    56,147,126.40x = 4,615,741,657,672,105
  5. Step 5: Solve for x
    x = 4,615,741,657,672,105/56,147,126.40
  6. Step 6: Final answer
    x = 82,207,976.68

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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.