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Finding the Fourth Proportional to 6,944,447.60, 10,416,672.60 and 2,898,728.40

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Solution

The fourth proportional to 6,944,447.60, 10,416,672.60 and 2,898,728.40 is: 4,348,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944,447.60 : 10,416,672.60 = 2,898,728.40 : x
  2. Step 2: Convert to fraction form
    6,944,447.60/10,416,672.60 = 2,898,728.40/x
  3. Step 3: Cross multiply
    6,944,447.60x = 10,416,672.60 × 2,898,728.40
  4. Step 4: Simplify right side
    6,944,447.60x = 30,195,104,699,121.84
  5. Step 5: Solve for x
    x = 30,195,104,699,121.84/6,944,447.60
  6. Step 6: Final answer
    x = 4,348,093.10

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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.