Home / 6,561,305.40-9,841,958.10-5,663,760.60

Finding the Fourth Proportional to 6,561,305.40, 9,841,958.10 and 5,663,760.60

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Solution

The fourth proportional to 6,561,305.40, 9,841,958.10 and 5,663,760.60 is: 8,495,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,305.40 : 9,841,958.10 = 5,663,760.60 : x
  2. Step 2: Convert to fraction form
    6,561,305.40/9,841,958.10 = 5,663,760.60/x
  3. Step 3: Cross multiply
    6,561,305.40x = 9,841,958.10 × 5,663,760.60
  4. Step 4: Simplify right side
    6,561,305.40x = 55,742,494,513,630.85
  5. Step 5: Solve for x
    x = 55,742,494,513,630.85/6,561,305.40
  6. Step 6: Final answer
    x = 8,495,640.90

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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.