Home / 7,883,281.12-10,876,869.15-4,618,340.71

Finding the Fourth Proportional to 7,883,281.12, 10,876,869.15 and 4,618,340.71

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Solution

The fourth proportional to 7,883,281.12, 10,876,869.15 and 4,618,340.71 is: 6,372,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,281.12 : 10,876,869.15 = 4,618,340.71 : x
  2. Step 2: Convert to fraction form
    7,883,281.12/10,876,869.15 = 4,618,340.71/x
  3. Step 3: Cross multiply
    7,883,281.12x = 10,876,869.15 × 4,618,340.71
  4. Step 4: Simplify right side
    7,883,281.12x = 50,233,087,538,403.75
  5. Step 5: Solve for x
    x = 50,233,087,538,403.75/7,883,281.12
  6. Step 6: Final answer
    x = 6,372,104.05

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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.