Home / 12,154,494.60-18,220,337.10-4,586,545.80

Finding the Fourth Proportional to 12,154,494.60, 18,220,337.10 and 4,586,545.80

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Solution

The fourth proportional to 12,154,494.60, 18,220,337.10 and 4,586,545.80 is: 6,875,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154,494.60 : 18,220,337.10 = 4,586,545.80 : x
  2. Step 2: Convert to fraction form
    12,154,494.60/18,220,337.10 = 4,586,545.80/x
  3. Step 3: Cross multiply
    12,154,494.60x = 18,220,337.10 × 4,586,545.80
  4. Step 4: Simplify right side
    12,154,494.60x = 83,568,410,600,589.19
  5. Step 5: Solve for x
    x = 83,568,410,600,589.19/12,154,494.60
  6. Step 6: Final answer
    x = 6,875,515.05

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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.