Home / 8,686,788.71-11,988,336.35-5,015,860.00

Finding the Fourth Proportional to 8,686,788.71, 11,988,336.35 and 5,015,860.00

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Solution

The fourth proportional to 8,686,788.71, 11,988,336.35 and 5,015,860.00 is: 6,922,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,788.71 : 11,988,336.35 = 5,015,860.00 : x
  2. Step 2: Convert to fraction form
    8,686,788.71/11,988,336.35 = 5,015,860.00/x
  3. Step 3: Cross multiply
    8,686,788.71x = 11,988,336.35 × 5,015,860.00
  4. Step 4: Simplify right side
    8,686,788.71x = 60,131,816,747,079.80
  5. Step 5: Solve for x
    x = 60,131,816,747,079.80/8,686,788.71
  6. Step 6: Final answer
    x = 6,922,214.73

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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.