Home / 8,314,625.90-12,471,938.85-5,477,941.10

Finding the Fourth Proportional to 8,314,625.90, 12,471,938.85 and 5,477,941.10

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Solution

The fourth proportional to 8,314,625.90, 12,471,938.85 and 5,477,941.10 is: 8,216,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,625.90 : 12,471,938.85 = 5,477,941.10 : x
  2. Step 2: Convert to fraction form
    8,314,625.90/12,471,938.85 = 5,477,941.10/x
  3. Step 3: Cross multiply
    8,314,625.90x = 12,471,938.85 × 5,477,941.10
  4. Step 4: Simplify right side
    8,314,625.90x = 68,320,546,423,101.73
  5. Step 5: Solve for x
    x = 68,320,546,423,101.73/8,314,625.90
  6. Step 6: Final answer
    x = 8,216,911.65

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Double scale
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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.