Home / 7,881,581.88-10,876,601.58-4,259,909.88

Finding the Fourth Proportional to 7,881,581.88, 10,876,601.58 and 4,259,909.88

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Solution

The fourth proportional to 7,881,581.88, 10,876,601.58 and 4,259,909.88 is: 5,878,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,581.88 : 10,876,601.58 = 4,259,909.88 : x
  2. Step 2: Convert to fraction form
    7,881,581.88/10,876,601.58 = 4,259,909.88/x
  3. Step 3: Cross multiply
    7,881,581.88x = 10,876,601.58 × 4,259,909.88
  4. Step 4: Simplify right side
    7,881,581.88x = 46,333,342,531,465.61
  5. Step 5: Solve for x
    x = 46,333,342,531,465.61/7,881,581.88
  6. Step 6: Final answer
    x = 5,878,685.68

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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.