Home / 7,708,207.20-11,550,301.20-2,913,280.80

Finding the Fourth Proportional to 7,708,207.20, 11,550,301.20 and 2,913,280.80

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Solution

The fourth proportional to 7,708,207.20, 11,550,301.20 and 2,913,280.80 is: 4,365,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,207.20 : 11,550,301.20 = 2,913,280.80 : x
  2. Step 2: Convert to fraction form
    7,708,207.20/11,550,301.20 = 2,913,280.80/x
  3. Step 3: Cross multiply
    7,708,207.20x = 11,550,301.20 × 2,913,280.80
  4. Step 4: Simplify right side
    7,708,207.20x = 33,649,270,720,176.96
  5. Step 5: Solve for x
    x = 33,649,270,720,176.96/7,708,207.20
  6. Step 6: Final answer
    x = 4,365,382.23

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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.