Home / 91,901,039.04-126,827,933-51,679,695.80

Finding the Fourth Proportional to 91,901,039.04, 126,827,933 and 51,679,695.80

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Solution

The fourth proportional to 91,901,039.04, 126,827,933 and 51,679,695.80 is: 71,320,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,901,039.04 : 126,827,933 = 51,679,695.80 : x
  2. Step 2: Convert to fraction form
    91,901,039.04/126,827,933 = 51,679,695.80/x
  3. Step 3: Cross multiply
    91,901,039.04x = 126,827,933 × 51,679,695.80
  4. Step 4: Simplify right side
    91,901,039.04x = 6,554,428,996,382,781
  5. Step 5: Solve for x
    x = 6,554,428,996,382,781/91,901,039.04
  6. Step 6: Final answer
    x = 71,320,510.25

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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.