Home / 5,147,557.30-7,100,677.72-3,210,454.86

Finding the Fourth Proportional to 5,147,557.30, 7,100,677.72 and 3,210,454.86

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Solution

The fourth proportional to 5,147,557.30, 7,100,677.72 and 3,210,454.86 is: 4,428,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,557.30 : 7,100,677.72 = 3,210,454.86 : x
  2. Step 2: Convert to fraction form
    5,147,557.30/7,100,677.72 = 3,210,454.86/x
  3. Step 3: Cross multiply
    5,147,557.30x = 7,100,677.72 × 3,210,454.86
  4. Step 4: Simplify right side
    5,147,557.30x = 22,796,405,251,938.20
  5. Step 5: Solve for x
    x = 22,796,405,251,938.20/5,147,557.30
  6. Step 6: Final answer
    x = 4,428,586.98

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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.