Home / 51,428,098.09-70,950,571.38-29,389,774.22

Finding the Fourth Proportional to 51,428,098.09, 70,950,571.38 and 29,389,774.22

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Solution

The fourth proportional to 51,428,098.09, 70,950,571.38 and 29,389,774.22 is: 40,546,342.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428,098.09 : 70,950,571.38 = 29,389,774.22 : x
  2. Step 2: Convert to fraction form
    51,428,098.09/70,950,571.38 = 29,389,774.22/x
  3. Step 3: Cross multiply
    51,428,098.09x = 70,950,571.38 × 29,389,774.22
  4. Step 4: Simplify right side
    51,428,098.09x = 2,085,221,273,549,505.50
  5. Step 5: Solve for x
    x = 2,085,221,273,549,505.50/51,428,098.09
  6. Step 6: Final answer
    x = 40,546,342.39

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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.