Home / 6,916,421.60-10,376,446.80-2,656,728.80

Finding the Fourth Proportional to 6,916,421.60, 10,376,446.80 and 2,656,728.80

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Solution

The fourth proportional to 6,916,421.60, 10,376,446.80 and 2,656,728.80 is: 3,985,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916,421.60 : 10,376,446.80 = 2,656,728.80 : x
  2. Step 2: Convert to fraction form
    6,916,421.60/10,376,446.80 = 2,656,728.80/x
  3. Step 3: Cross multiply
    6,916,421.60x = 10,376,446.80 × 2,656,728.80
  4. Step 4: Simplify right side
    6,916,421.60x = 27,567,405,055,227.84
  5. Step 5: Solve for x
    x = 27,567,405,055,227.84/6,916,421.60
  6. Step 6: Final answer
    x = 3,985,790.15

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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.