Home / 10,593,078.40-15,889,617.60-8,201,593.90

Finding the Fourth Proportional to 10,593,078.40, 15,889,617.60 and 8,201,593.90

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Solution

The fourth proportional to 10,593,078.40, 15,889,617.60 and 8,201,593.90 is: 12,302,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,593,078.40 : 15,889,617.60 = 8,201,593.90 : x
  2. Step 2: Convert to fraction form
    10,593,078.40/15,889,617.60 = 8,201,593.90/x
  3. Step 3: Cross multiply
    10,593,078.40x = 15,889,617.60 × 8,201,593.90
  4. Step 4: Simplify right side
    10,593,078.40x = 130,320,190,781,492.64
  5. Step 5: Solve for x
    x = 130,320,190,781,492.64/10,593,078.40
  6. Step 6: Final answer
    x = 12,302,390.85

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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.