Home / 8,142,401.10-12,213,601.65-2,823,617.10

Finding the Fourth Proportional to 8,142,401.10, 12,213,601.65 and 2,823,617.10

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Solution

The fourth proportional to 8,142,401.10, 12,213,601.65 and 2,823,617.10 is: 4,235,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,401.10 : 12,213,601.65 = 2,823,617.10 : x
  2. Step 2: Convert to fraction form
    8,142,401.10/12,213,601.65 = 2,823,617.10/x
  3. Step 3: Cross multiply
    8,142,401.10x = 12,213,601.65 × 2,823,617.10
  4. Step 4: Simplify right side
    8,142,401.10x = 34,486,534,471,528.22
  5. Step 5: Solve for x
    x = 34,486,534,471,528.22/8,142,401.10
  6. Step 6: Final answer
    x = 4,235,425.65

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Double scale
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Similar ratio
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1.5x scale

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.