Home / 81,623,815.47-112,635,697.89-44,954,386.47

Finding the Fourth Proportional to 81,623,815.47, 112,635,697.89 and 44,954,386.47

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Solution

The fourth proportional to 81,623,815.47, 112,635,697.89 and 44,954,386.47 is: 62,034,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,623,815.47 : 112,635,697.89 = 44,954,386.47 : x
  2. Step 2: Convert to fraction form
    81,623,815.47/112,635,697.89 = 44,954,386.47/x
  3. Step 3: Cross multiply
    81,623,815.47x = 112,635,697.89 × 44,954,386.47
  4. Step 4: Simplify right side
    81,623,815.47x = 5,063,468,693,265,223
  5. Step 5: Solve for x
    x = 5,063,468,693,265,223/81,623,815.47
  6. Step 6: Final answer
    x = 62,034,207.35

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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.