Home / 8,865,031.68-12,232,200.96-5,242,037.76

Finding the Fourth Proportional to 8,865,031.68, 12,232,200.96 and 5,242,037.76

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Solution

The fourth proportional to 8,865,031.68, 12,232,200.96 and 5,242,037.76 is: 7,233,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,031.68 : 12,232,200.96 = 5,242,037.76 : x
  2. Step 2: Convert to fraction form
    8,865,031.68/12,232,200.96 = 5,242,037.76/x
  3. Step 3: Cross multiply
    8,865,031.68x = 12,232,200.96 × 5,242,037.76
  4. Step 4: Simplify right side
    8,865,031.68x = 64,121,659,320,228.25
  5. Step 5: Solve for x
    x = 64,121,659,320,228.25/8,865,031.68
  6. Step 6: Final answer
    x = 7,233,099.85

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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.