Home / 5,520,193.60-8,278,019.04-2,109,739.84

Finding the Fourth Proportional to 5,520,193.60, 8,278,019.04 and 2,109,739.84

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Solution

The fourth proportional to 5,520,193.60, 8,278,019.04 and 2,109,739.84 is: 3,163,741.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,193.60 : 8,278,019.04 = 2,109,739.84 : x
  2. Step 2: Convert to fraction form
    5,520,193.60/8,278,019.04 = 2,109,739.84/x
  3. Step 3: Cross multiply
    5,520,193.60x = 8,278,019.04 × 2,109,739.84
  4. Step 4: Simplify right side
    5,520,193.60x = 17,464,466,564,966.55
  5. Step 5: Solve for x
    x = 17,464,466,564,966.55/5,520,193.60
  6. Step 6: Final answer
    x = 3,163,741.68

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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.