Home / 15,016,627.15-20,723,750.08-8,400,820.95

Finding the Fourth Proportional to 15,016,627.15, 20,723,750.08 and 8,400,820.95

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Solution

The fourth proportional to 15,016,627.15, 20,723,750.08 and 8,400,820.95 is: 11,593,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,627.15 : 20,723,750.08 = 8,400,820.95 : x
  2. Step 2: Convert to fraction form
    15,016,627.15/20,723,750.08 = 8,400,820.95/x
  3. Step 3: Cross multiply
    15,016,627.15x = 20,723,750.08 × 8,400,820.95
  4. Step 4: Simplify right side
    15,016,627.15x = 174,096,513,834,628.16
  5. Step 5: Solve for x
    x = 174,096,513,834,628.16/15,016,627.15
  6. Step 6: Final answer
    x = 11,593,583.04

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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.