Home / 10,367,928.92-15,558,836.34-4,302,666.20

Finding the Fourth Proportional to 10,367,928.92, 15,558,836.34 and 4,302,666.20

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Solution

The fourth proportional to 10,367,928.92, 15,558,836.34 and 4,302,666.20 is: 6,456,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,928.92 : 15,558,836.34 = 4,302,666.20 : x
  2. Step 2: Convert to fraction form
    10,367,928.92/15,558,836.34 = 4,302,666.20/x
  3. Step 3: Cross multiply
    10,367,928.92x = 15,558,836.34 × 4,302,666.20
  4. Step 4: Simplify right side
    10,367,928.92x = 66,944,479,231,449.71
  5. Step 5: Solve for x
    x = 66,944,479,231,449.71/10,367,928.92
  6. Step 6: Final answer
    x = 6,456,880.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.