Home / 8,690,015.70-13,035,023.55-5,477,750.10

Finding the Fourth Proportional to 8,690,015.70, 13,035,023.55 and 5,477,750.10

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Solution

The fourth proportional to 8,690,015.70, 13,035,023.55 and 5,477,750.10 is: 8,216,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,015.70 : 13,035,023.55 = 5,477,750.10 : x
  2. Step 2: Convert to fraction form
    8,690,015.70/13,035,023.55 = 5,477,750.10/x
  3. Step 3: Cross multiply
    8,690,015.70x = 13,035,023.55 × 5,477,750.10
  4. Step 4: Simplify right side
    8,690,015.70x = 71,402,601,554,514.86
  5. Step 5: Solve for x
    x = 71,402,601,554,514.86/8,690,015.70
  6. Step 6: Final answer
    x = 8,216,625.15

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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.