Home / 6,748,873.28-10,121,226.80-1,956,915.76

Finding the Fourth Proportional to 6,748,873.28, 10,121,226.80 and 1,956,915.76

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Solution

The fourth proportional to 6,748,873.28, 10,121,226.80 and 1,956,915.76 is: 2,934,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748,873.28 : 10,121,226.80 = 1,956,915.76 : x
  2. Step 2: Convert to fraction form
    6,748,873.28/10,121,226.80 = 1,956,915.76/x
  3. Step 3: Cross multiply
    6,748,873.28x = 10,121,226.80 × 1,956,915.76
  4. Step 4: Simplify right side
    6,748,873.28x = 19,806,388,235,454.37
  5. Step 5: Solve for x
    x = 19,806,388,235,454.37/6,748,873.28
  6. Step 6: Final answer
    x = 2,934,769.61

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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.