Home / 12,309,365.60-16,986,034.96-6,802,674.56

Finding the Fourth Proportional to 12,309,365.60, 16,986,034.96 and 6,802,674.56

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Solution

The fourth proportional to 12,309,365.60, 16,986,034.96 and 6,802,674.56 is: 9,387,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,365.60 : 16,986,034.96 = 6,802,674.56 : x
  2. Step 2: Convert to fraction form
    12,309,365.60/16,986,034.96 = 6,802,674.56/x
  3. Step 3: Cross multiply
    12,309,365.60x = 16,986,034.96 × 6,802,674.56
  4. Step 4: Simplify right side
    12,309,365.60x = 115,550,467,897,662.61
  5. Step 5: Solve for x
    x = 115,550,467,897,662.61/12,309,365.60
  6. Step 6: Final answer
    x = 9,387,199.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.