Home / 12,096,949.20-18,145,423.80-8,065,870.80

Finding the Fourth Proportional to 12,096,949.20, 18,145,423.80 and 8,065,870.80

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Solution

The fourth proportional to 12,096,949.20, 18,145,423.80 and 8,065,870.80 is: 12,098,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,949.20 : 18,145,423.80 = 8,065,870.80 : x
  2. Step 2: Convert to fraction form
    12,096,949.20/18,145,423.80 = 8,065,870.80/x
  3. Step 3: Cross multiply
    12,096,949.20x = 18,145,423.80 × 8,065,870.80
  4. Step 4: Simplify right side
    12,096,949.20x = 146,358,643,982,045.03
  5. Step 5: Solve for x
    x = 146,358,643,982,045.03/12,096,949.20
  6. Step 6: Final answer
    x = 12,098,806.20

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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.