Home / 84,657,987.47-126,973,377.51-23,232,797.39

Finding the Fourth Proportional to 84,657,987.47, 126,973,377.51 and 23,232,797.39

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Solution

The fourth proportional to 84,657,987.47, 126,973,377.51 and 23,232,797.39 is: 34,845,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,657,987.47 : 126,973,377.51 = 23,232,797.39 : x
  2. Step 2: Convert to fraction form
    84,657,987.47/126,973,377.51 = 23,232,797.39/x
  3. Step 3: Cross multiply
    84,657,987.47x = 126,973,377.51 × 23,232,797.39
  4. Step 4: Simplify right side
    84,657,987.47x = 2,949,946,752,978,946
  5. Step 5: Solve for x
    x = 2,949,946,752,978,946/84,657,987.47
  6. Step 6: Final answer
    x = 34,845,462.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.