Home / 10,551,178.75-15,818,500.11-4,166,210.38

Finding the Fourth Proportional to 10,551,178.75, 15,818,500.11 and 4,166,210.38

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Solution

The fourth proportional to 10,551,178.75, 15,818,500.11 and 4,166,210.38 is: 6,246,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551,178.75 : 15,818,500.11 = 4,166,210.38 : x
  2. Step 2: Convert to fraction form
    10,551,178.75/15,818,500.11 = 4,166,210.38/x
  3. Step 3: Cross multiply
    10,551,178.75x = 15,818,500.11 × 4,166,210.38
  4. Step 4: Simplify right side
    10,551,178.75x = 65,903,199,354,313.14
  5. Step 5: Solve for x
    x = 65,903,199,354,313.14/10,551,178.75
  6. Step 6: Final answer
    x = 6,246,050.88

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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.