Home / 81,206,406.20-112,071,926.76-44,544,063.08

Finding the Fourth Proportional to 81,206,406.20, 112,071,926.76 and 44,544,063.08

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Solution

The fourth proportional to 81,206,406.20, 112,071,926.76 and 44,544,063.08 is: 61,474,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,206,406.20 : 112,071,926.76 = 44,544,063.08 : x
  2. Step 2: Convert to fraction form
    81,206,406.20/112,071,926.76 = 44,544,063.08/x
  3. Step 3: Cross multiply
    81,206,406.20x = 112,071,926.76 × 44,544,063.08
  4. Step 4: Simplify right side
    81,206,406.20x = 4,992,138,975,094,580
  5. Step 5: Solve for x
    x = 4,992,138,975,094,580/81,206,406.20
  6. Step 6: Final answer
    x = 61,474,694.04

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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.