Home / 7,956,489.60-10,979,573.76-4,518,276.48

Finding the Fourth Proportional to 7,956,489.60, 10,979,573.76 and 4,518,276.48

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Solution

The fourth proportional to 7,956,489.60, 10,979,573.76 and 4,518,276.48 is: 6,235,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956,489.60 : 10,979,573.76 = 4,518,276.48 : x
  2. Step 2: Convert to fraction form
    7,956,489.60/10,979,573.76 = 4,518,276.48/x
  3. Step 3: Cross multiply
    7,956,489.60x = 10,979,573.76 × 4,518,276.48
  4. Step 4: Simplify right side
    7,956,489.60x = 49,608,749,880,233.17
  5. Step 5: Solve for x
    x = 49,608,749,880,233.17/7,956,489.60
  6. Step 6: Final answer
    x = 6,235,004.68

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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.