Home / 10,611,609.57-15,920,778.87-3,788,036.55

Finding the Fourth Proportional to 10,611,609.57, 15,920,778.87 and 3,788,036.55

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Solution

The fourth proportional to 10,611,609.57, 15,920,778.87 and 3,788,036.55 is: 5,683,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611,609.57 : 15,920,778.87 = 3,788,036.55 : x
  2. Step 2: Convert to fraction form
    10,611,609.57/15,920,778.87 = 3,788,036.55/x
  3. Step 3: Cross multiply
    10,611,609.57x = 15,920,778.87 × 3,788,036.55
  4. Step 4: Simplify right side
    10,611,609.57x = 60,308,492,264,027.70
  5. Step 5: Solve for x
    x = 60,308,492,264,027.70/10,611,609.57
  6. Step 6: Final answer
    x = 5,683,255.86

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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.