Home / 56,063,395.56-77,349,369.78-31,279,564.20

Finding the Fourth Proportional to 56,063,395.56, 77,349,369.78 and 31,279,564.20

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Solution

The fourth proportional to 56,063,395.56, 77,349,369.78 and 31,279,564.20 is: 43,155,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063,395.56 : 77,349,369.78 = 31,279,564.20 : x
  2. Step 2: Convert to fraction form
    56,063,395.56/77,349,369.78 = 31,279,564.20/x
  3. Step 3: Cross multiply
    56,063,395.56x = 77,349,369.78 × 31,279,564.20
  4. Step 4: Simplify right side
    56,063,395.56x = 2,419,454,577,863,050
  5. Step 5: Solve for x
    x = 2,419,454,577,863,050/56,063,395.56
  6. Step 6: Final answer
    x = 43,155,691.05

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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.