Home / 14,185,630.20-21,278,445.30-5,667,281.40

Finding the Fourth Proportional to 14,185,630.20, 21,278,445.30 and 5,667,281.40

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Solution

The fourth proportional to 14,185,630.20, 21,278,445.30 and 5,667,281.40 is: 8,500,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,630.20 : 21,278,445.30 = 5,667,281.40 : x
  2. Step 2: Convert to fraction form
    14,185,630.20/21,278,445.30 = 5,667,281.40/x
  3. Step 3: Cross multiply
    14,185,630.20x = 21,278,445.30 × 5,667,281.40
  4. Step 4: Simplify right side
    14,185,630.20x = 120,590,937,269,607.44
  5. Step 5: Solve for x
    x = 120,590,937,269,607.44/14,185,630.20
  6. Step 6: Final answer
    x = 8,500,922.10

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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.