Home / 7,713,679.68-10,645,962.39-4,774,439.54

Finding the Fourth Proportional to 7,713,679.68, 10,645,962.39 and 4,774,439.54

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Solution

The fourth proportional to 7,713,679.68, 10,645,962.39 and 4,774,439.54 is: 6,589,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,679.68 : 10,645,962.39 = 4,774,439.54 : x
  2. Step 2: Convert to fraction form
    7,713,679.68/10,645,962.39 = 4,774,439.54/x
  3. Step 3: Cross multiply
    7,713,679.68x = 10,645,962.39 × 4,774,439.54
  4. Step 4: Simplify right side
    7,713,679.68x = 50,828,503,762,861.45
  5. Step 5: Solve for x
    x = 50,828,503,762,861.45/7,713,679.68
  6. Step 6: Final answer
    x = 6,589,397.78

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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.