Home / 10,288,706.23-15,433,065.98-2,612,926.72

Finding the Fourth Proportional to 10,288,706.23, 15,433,065.98 and 2,612,926.72

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Solution

The fourth proportional to 10,288,706.23, 15,433,065.98 and 2,612,926.72 is: 3,919,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,706.23 : 15,433,065.98 = 2,612,926.72 : x
  2. Step 2: Convert to fraction form
    10,288,706.23/15,433,065.98 = 2,612,926.72/x
  3. Step 3: Cross multiply
    10,288,706.23x = 15,433,065.98 × 2,612,926.72
  4. Step 4: Simplify right side
    10,288,706.23x = 40,325,470,486,690.16
  5. Step 5: Solve for x
    x = 40,325,470,486,690.16/10,288,706.23
  6. Step 6: Final answer
    x = 3,919,391.77

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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.