Home / 15,570,377.35-21,482,806.10-8,954,605.15

Finding the Fourth Proportional to 15,570,377.35, 21,482,806.10 and 8,954,605.15

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Solution

The fourth proportional to 15,570,377.35, 21,482,806.10 and 8,954,605.15 is: 12,354,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570,377.35 : 21,482,806.10 = 8,954,605.15 : x
  2. Step 2: Convert to fraction form
    15,570,377.35/21,482,806.10 = 8,954,605.15/x
  3. Step 3: Cross multiply
    15,570,377.35x = 21,482,806.10 × 8,954,605.15
  4. Step 4: Simplify right side
    15,570,377.35x = 192,370,046,041,031.38
  5. Step 5: Solve for x
    x = 192,370,046,041,031.38/15,570,377.35
  6. Step 6: Final answer
    x = 12,354,873.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.