Home / 6,561,215.40-9,841,823.10-5,663,670.60

Finding the Fourth Proportional to 6,561,215.40, 9,841,823.10 and 5,663,670.60

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Solution

The fourth proportional to 6,561,215.40, 9,841,823.10 and 5,663,670.60 is: 8,495,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,215.40 : 9,841,823.10 = 5,663,670.60 : x
  2. Step 2: Convert to fraction form
    6,561,215.40/9,841,823.10 = 5,663,670.60/x
  3. Step 3: Cross multiply
    6,561,215.40x = 9,841,823.10 × 5,663,670.60
  4. Step 4: Simplify right side
    6,561,215.40x = 55,740,844,141,870.85
  5. Step 5: Solve for x
    x = 55,740,844,141,870.85/6,561,215.40
  6. Step 6: Final answer
    x = 8,495,505.90

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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.