Home / 81,823,733.12-112,919,145.63-44,656,397.27

Finding the Fourth Proportional to 81,823,733.12, 112,919,145.63 and 44,656,397.27

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Solution

The fourth proportional to 81,823,733.12, 112,919,145.63 and 44,656,397.27 is: 61,627,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,733.12 : 112,919,145.63 = 44,656,397.27 : x
  2. Step 2: Convert to fraction form
    81,823,733.12/112,919,145.63 = 44,656,397.27/x
  3. Step 3: Cross multiply
    81,823,733.12x = 112,919,145.63 × 44,656,397.27
  4. Step 4: Simplify right side
    81,823,733.12x = 5,042,562,226,642,265
  5. Step 5: Solve for x
    x = 5,042,562,226,642,265/81,823,733.12
  6. Step 6: Final answer
    x = 61,627,134.75

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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.