Home / 51,657,275.36-71,292,078.76-38,581,843.88

Finding the Fourth Proportional to 51,657,275.36, 71,292,078.76 and 38,581,843.88

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Solution

The fourth proportional to 51,657,275.36, 71,292,078.76 and 38,581,843.88 is: 53,246,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,657,275.36 : 71,292,078.76 = 38,581,843.88 : x
  2. Step 2: Convert to fraction form
    51,657,275.36/71,292,078.76 = 38,581,843.88/x
  3. Step 3: Cross multiply
    51,657,275.36x = 71,292,078.76 × 38,581,843.88
  4. Step 4: Simplify right side
    51,657,275.36x = 2,750,579,852,598,984.50
  5. Step 5: Solve for x
    x = 2,750,579,852,598,984.50/51,657,275.36
  6. Step 6: Final answer
    x = 53,246,707.91

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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.