Home / 7,708,171.20-11,550,247.20-2,913,244.80

Finding the Fourth Proportional to 7,708,171.20, 11,550,247.20 and 2,913,244.80

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Solution

The fourth proportional to 7,708,171.20, 11,550,247.20 and 2,913,244.80 is: 4,365,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,171.20 : 11,550,247.20 = 2,913,244.80 : x
  2. Step 2: Convert to fraction form
    7,708,171.20/11,550,247.20 = 2,913,244.80/x
  3. Step 3: Cross multiply
    7,708,171.20x = 11,550,247.20 × 2,913,244.80
  4. Step 4: Simplify right side
    7,708,171.20x = 33,648,697,594,114.55
  5. Step 5: Solve for x
    x = 33,648,697,594,114.55/7,708,171.20
  6. Step 6: Final answer
    x = 4,365,328.26

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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.