Home / 6,957,012.20-10,434,999.90-2,912,455.40

Finding the Fourth Proportional to 6,957,012.20, 10,434,999.90 and 2,912,455.40

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Solution

The fourth proportional to 6,957,012.20, 10,434,999.90 and 2,912,455.40 is: 4,368,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957,012.20 : 10,434,999.90 = 2,912,455.40 : x
  2. Step 2: Convert to fraction form
    6,957,012.20/10,434,999.90 = 2,912,455.40/x
  3. Step 3: Cross multiply
    6,957,012.20x = 10,434,999.90 × 2,912,455.40
  4. Step 4: Simplify right side
    6,957,012.20x = 30,391,471,807,754.46
  5. Step 5: Solve for x
    x = 30,391,471,807,754.46/6,957,012.20
  6. Step 6: Final answer
    x = 4,368,466.08

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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.