Home / 56,842,469.44-78,443,076.91-31,382,708.85

Finding the Fourth Proportional to 56,842,469.44, 78,443,076.91 and 31,382,708.85

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Solution

The fourth proportional to 56,842,469.44, 78,443,076.91 and 31,382,708.85 is: 43,308,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,842,469.44 : 78,443,076.91 = 31,382,708.85 : x
  2. Step 2: Convert to fraction form
    56,842,469.44/78,443,076.91 = 31,382,708.85/x
  3. Step 3: Cross multiply
    56,842,469.44x = 78,443,076.91 × 31,382,708.85
  4. Step 4: Simplify right side
    56,842,469.44x = 2,461,756,243,989,229
  5. Step 5: Solve for x
    x = 2,461,756,243,989,229/56,842,469.44
  6. Step 6: Final answer
    x = 43,308,397.19

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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.