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Finding the Fourth Proportional to 7,791,652.87, 10,752,274.69 and 4,353,922.15

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Solution

The fourth proportional to 7,791,652.87, 10,752,274.69 and 4,353,922.15 is: 6,008,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,652.87 : 10,752,274.69 = 4,353,922.15 : x
  2. Step 2: Convert to fraction form
    7,791,652.87/10,752,274.69 = 4,353,922.15/x
  3. Step 3: Cross multiply
    7,791,652.87x = 10,752,274.69 × 4,353,922.15
  4. Step 4: Simplify right side
    7,791,652.87x = 46,814,566,897,909.89
  5. Step 5: Solve for x
    x = 46,814,566,897,909.89/7,791,652.87
  6. Step 6: Final answer
    x = 6,008,297.30

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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.