Home / 77,754,609.49-107,301,357-41,991,046.83

Finding the Fourth Proportional to 77,754,609.49, 107,301,357 and 41,991,046.83

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Solution

The fourth proportional to 77,754,609.49, 107,301,357 and 41,991,046.83 is: 57,947,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,754,609.49 : 107,301,357 = 41,991,046.83 : x
  2. Step 2: Convert to fraction form
    77,754,609.49/107,301,357 = 41,991,046.83/x
  3. Step 3: Cross multiply
    77,754,609.49x = 107,301,357 × 41,991,046.83
  4. Step 4: Simplify right side
    77,754,609.49x = 4,505,696,306,709,548
  5. Step 5: Solve for x
    x = 4,505,696,306,709,548/77,754,609.49
  6. Step 6: Final answer
    x = 57,947,642.41

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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.