Home / 10,489,609.64-15,735,508.11-4,012,672.45

Finding the Fourth Proportional to 10,489,609.64, 15,735,508.11 and 4,012,672.45

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Solution

The fourth proportional to 10,489,609.64, 15,735,508.11 and 4,012,672.45 is: 6,019,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489,609.64 : 15,735,508.11 = 4,012,672.45 : x
  2. Step 2: Convert to fraction form
    10,489,609.64/15,735,508.11 = 4,012,672.45/x
  3. Step 3: Cross multiply
    10,489,609.64x = 15,735,508.11 × 4,012,672.45
  4. Step 4: Simplify right side
    10,489,609.64x = 63,141,439,879,748.57
  5. Step 5: Solve for x
    x = 63,141,439,879,748.57/10,489,609.64
  6. Step 6: Final answer
    x = 6,019,427.04

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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.