Home / 15,807,727.80-23,646,637.80-12,619,081.80

Finding the Fourth Proportional to 15,807,727.80, 23,646,637.80 and 12,619,081.80

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Solution

The fourth proportional to 15,807,727.80, 23,646,637.80 and 12,619,081.80 is: 18,876,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,727.80 : 23,646,637.80 = 12,619,081.80 : x
  2. Step 2: Convert to fraction form
    15,807,727.80/23,646,637.80 = 12,619,081.80/x
  3. Step 3: Cross multiply
    15,807,727.80x = 23,646,637.80 × 12,619,081.80
  4. Step 4: Simplify right side
    15,807,727.80x = 298,398,856,693,172.06
  5. Step 5: Solve for x
    x = 298,398,856,693,172.06/15,807,727.80
  6. Step 6: Final answer
    x = 18,876,770.94

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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.