Home / 10,772,056.32-16,149,037.68-4,702,169.76

Finding the Fourth Proportional to 10,772,056.32, 16,149,037.68 and 4,702,169.76

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Solution

The fourth proportional to 10,772,056.32, 16,149,037.68 and 4,702,169.76 is: 7,049,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772,056.32 : 16,149,037.68 = 4,702,169.76 : x
  2. Step 2: Convert to fraction form
    10,772,056.32/16,149,037.68 = 4,702,169.76/x
  3. Step 3: Cross multiply
    10,772,056.32x = 16,149,037.68 × 4,702,169.76
  4. Step 4: Simplify right side
    10,772,056.32x = 75,935,516,631,996.55
  5. Step 5: Solve for x
    x = 75,935,516,631,996.55/10,772,056.32
  6. Step 6: Final answer
    x = 7,049,305.57

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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.