Home / 81,823,731.83-112,919,143.81-44,656,395.97

Finding the Fourth Proportional to 81,823,731.83, 112,919,143.81 and 44,656,395.97

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Solution

The fourth proportional to 81,823,731.83, 112,919,143.81 and 44,656,395.97 is: 61,627,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,731.83 : 112,919,143.81 = 44,656,395.97 : x
  2. Step 2: Convert to fraction form
    81,823,731.83/112,919,143.81 = 44,656,395.97/x
  3. Step 3: Cross multiply
    81,823,731.83x = 112,919,143.81 × 44,656,395.97
  4. Step 4: Simplify right side
    81,823,731.83x = 5,042,561,998,008,139
  5. Step 5: Solve for x
    x = 5,042,561,998,008,139/81,823,731.83
  6. Step 6: Final answer
    x = 61,627,132.93

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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.