Home / 9,191,781.65-12,684,249.50-5,268,725.33

Finding the Fourth Proportional to 9,191,781.65, 12,684,249.50 and 5,268,725.33

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Solution

The fourth proportional to 9,191,781.65, 12,684,249.50 and 5,268,725.33 is: 7,270,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,781.65 : 12,684,249.50 = 5,268,725.33 : x
  2. Step 2: Convert to fraction form
    9,191,781.65/12,684,249.50 = 5,268,725.33/x
  3. Step 3: Cross multiply
    9,191,781.65x = 12,684,249.50 × 5,268,725.33
  4. Step 4: Simplify right side
    9,191,781.65x = 66,829,826,569,268.59
  5. Step 5: Solve for x
    x = 66,829,826,569,268.59/9,191,781.65
  6. Step 6: Final answer
    x = 7,270,606.41

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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.