Home / 7,340,337.60-10,979,402.40-6,587,620.80

Finding the Fourth Proportional to 7,340,337.60, 10,979,402.40 and 6,587,620.80

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Solution

The fourth proportional to 7,340,337.60, 10,979,402.40 and 6,587,620.80 is: 9,853,516.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,337.60 : 10,979,402.40 = 6,587,620.80 : x
  2. Step 2: Convert to fraction form
    7,340,337.60/10,979,402.40 = 6,587,620.80/x
  3. Step 3: Cross multiply
    7,340,337.60x = 10,979,402.40 × 6,587,620.80
  4. Step 4: Simplify right side
    7,340,337.60x = 72,328,139,621,809.92
  5. Step 5: Solve for x
    x = 72,328,139,621,809.92/7,340,337.60
  6. Step 6: Final answer
    x = 9,853,516.77

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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.