Home / 6,723,009.60-10,084,514.40-3,888,657.60

Finding the Fourth Proportional to 6,723,009.60, 10,084,514.40 and 3,888,657.60

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Solution

The fourth proportional to 6,723,009.60, 10,084,514.40 and 3,888,657.60 is: 5,832,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723,009.60 : 10,084,514.40 = 3,888,657.60 : x
  2. Step 2: Convert to fraction form
    6,723,009.60/10,084,514.40 = 3,888,657.60/x
  3. Step 3: Cross multiply
    6,723,009.60x = 10,084,514.40 × 3,888,657.60
  4. Step 4: Simplify right side
    6,723,009.60x = 39,215,223,563,869.45
  5. Step 5: Solve for x
    x = 39,215,223,563,869.45/6,723,009.60
  6. Step 6: Final answer
    x = 5,832,986.40

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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.