Home / 6,436,010.10-9,654,015.15-3,402,203.70

Finding the Fourth Proportional to 6,436,010.10, 9,654,015.15 and 3,402,203.70

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Solution

The fourth proportional to 6,436,010.10, 9,654,015.15 and 3,402,203.70 is: 5,103,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,010.10 : 9,654,015.15 = 3,402,203.70 : x
  2. Step 2: Convert to fraction form
    6,436,010.10/9,654,015.15 = 3,402,203.70/x
  3. Step 3: Cross multiply
    6,436,010.10x = 9,654,015.15 × 3,402,203.70
  4. Step 4: Simplify right side
    6,436,010.10x = 32,844,926,063,186.06
  5. Step 5: Solve for x
    x = 32,844,926,063,186.06/6,436,010.10
  6. Step 6: Final answer
    x = 5,103,305.55

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Double scale
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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.