Home / 40,172,000.20-60,258,000.30-9,879,863.20

Finding the Fourth Proportional to 40,172,000.20, 60,258,000.30 and 9,879,863.20

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Solution

The fourth proportional to 40,172,000.20, 60,258,000.30 and 9,879,863.20 is: 14,819,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172,000.20 : 60,258,000.30 = 9,879,863.20 : x
  2. Step 2: Convert to fraction form
    40,172,000.20/60,258,000.30 = 9,879,863.20/x
  3. Step 3: Cross multiply
    40,172,000.20x = 60,258,000.30 × 9,879,863.20
  4. Step 4: Simplify right side
    40,172,000.20x = 595,340,799,669,558.88
  5. Step 5: Solve for x
    x = 595,340,799,669,558.88/40,172,000.20
  6. Step 6: Final answer
    x = 14,819,794.80

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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.