Home / 12,183,886.80-18,275,830.20-5,000,575.95

Finding the Fourth Proportional to 12,183,886.80, 18,275,830.20 and 5,000,575.95

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Solution

The fourth proportional to 12,183,886.80, 18,275,830.20 and 5,000,575.95 is: 7,500,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,183,886.80 : 18,275,830.20 = 5,000,575.95 : x
  2. Step 2: Convert to fraction form
    12,183,886.80/18,275,830.20 = 5,000,575.95/x
  3. Step 3: Cross multiply
    12,183,886.80x = 18,275,830.20 × 5,000,575.95
  4. Step 4: Simplify right side
    12,183,886.80x = 91,389,676,964,403.69
  5. Step 5: Solve for x
    x = 91,389,676,964,403.69/12,183,886.80
  6. Step 6: Final answer
    x = 7,500,863.93

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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.