Home / 8,486,596.20-12,729,894.30-7,557,623.40

Finding the Fourth Proportional to 8,486,596.20, 12,729,894.30 and 7,557,623.40

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Solution

The fourth proportional to 8,486,596.20, 12,729,894.30 and 7,557,623.40 is: 11,336,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486,596.20 : 12,729,894.30 = 7,557,623.40 : x
  2. Step 2: Convert to fraction form
    8,486,596.20/12,729,894.30 = 7,557,623.40/x
  3. Step 3: Cross multiply
    8,486,596.20x = 12,729,894.30 × 7,557,623.40
  4. Step 4: Simplify right side
    8,486,596.20x = 96,207,747,041,206.62
  5. Step 5: Solve for x
    x = 96,207,747,041,206.62/8,486,596.20
  6. Step 6: Final answer
    x = 11,336,435.10

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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.