Home / 10,676,812.95-16,017,950.45-3,103,778.70

Finding the Fourth Proportional to 10,676,812.95, 16,017,950.45 and 3,103,778.70

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Solution

The fourth proportional to 10,676,812.95, 16,017,950.45 and 3,103,778.70 is: 4,656,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,812.95 : 16,017,950.45 = 3,103,778.70 : x
  2. Step 2: Convert to fraction form
    10,676,812.95/16,017,950.45 = 3,103,778.70/x
  3. Step 3: Cross multiply
    10,676,812.95x = 16,017,950.45 × 3,103,778.70
  4. Step 4: Simplify right side
    10,676,812.95x = 49,716,173,432,124.87
  5. Step 5: Solve for x
    x = 49,716,173,432,124.87/10,676,812.95
  6. Step 6: Final answer
    x = 4,656,461.97

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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.