Home / 6,561,190.40-9,841,785.60-5,663,645.60

Finding the Fourth Proportional to 6,561,190.40, 9,841,785.60 and 5,663,645.60

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Solution

The fourth proportional to 6,561,190.40, 9,841,785.60 and 5,663,645.60 is: 8,495,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,190.40 : 9,841,785.60 = 5,663,645.60 : x
  2. Step 2: Convert to fraction form
    6,561,190.40/9,841,785.60 = 5,663,645.60/x
  3. Step 3: Cross multiply
    6,561,190.40x = 9,841,785.60 × 5,663,645.60
  4. Step 4: Simplify right side
    6,561,190.40x = 55,740,385,709,583.35
  5. Step 5: Solve for x
    x = 55,740,385,709,583.35/6,561,190.40
  6. Step 6: Final answer
    x = 8,495,468.40

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1.5x scale

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.