Home / 6,436,003.60-9,654,005.40-3,402,197.20

Finding the Fourth Proportional to 6,436,003.60, 9,654,005.40 and 3,402,197.20

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Solution

The fourth proportional to 6,436,003.60, 9,654,005.40 and 3,402,197.20 is: 5,103,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,003.60 : 9,654,005.40 = 3,402,197.20 : x
  2. Step 2: Convert to fraction form
    6,436,003.60/9,654,005.40 = 3,402,197.20/x
  3. Step 3: Cross multiply
    6,436,003.60x = 9,654,005.40 × 3,402,197.20
  4. Step 4: Simplify right side
    6,436,003.60x = 32,844,830,140,664.88
  5. Step 5: Solve for x
    x = 32,844,830,140,664.88/6,436,003.60
  6. Step 6: Final answer
    x = 5,103,295.80

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Similar ratio
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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.