Home / 49,370,243.10-68,126,892.12-28,176,918.32

Finding the Fourth Proportional to 49,370,243.10, 68,126,892.12 and 28,176,918.32

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Solution

The fourth proportional to 49,370,243.10, 68,126,892.12 and 28,176,918.32 is: 38,881,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,370,243.10 : 68,126,892.12 = 28,176,918.32 : x
  2. Step 2: Convert to fraction form
    49,370,243.10/68,126,892.12 = 28,176,918.32/x
  3. Step 3: Cross multiply
    49,370,243.10x = 68,126,892.12 × 28,176,918.32
  4. Step 4: Simplify right side
    49,370,243.10x = 1,919,605,874,660,691.75
  5. Step 5: Solve for x
    x = 1,919,605,874,660,691.75/49,370,243.10
  6. Step 6: Final answer
    x = 38,881,839.63

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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.