Home / 9,191,782.65-12,684,250.88-5,268,726.33

Finding the Fourth Proportional to 9,191,782.65, 12,684,250.88 and 5,268,726.33

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Solution

The fourth proportional to 9,191,782.65, 12,684,250.88 and 5,268,726.33 is: 7,270,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,782.65 : 12,684,250.88 = 5,268,726.33 : x
  2. Step 2: Convert to fraction form
    9,191,782.65/12,684,250.88 = 5,268,726.33/x
  3. Step 3: Cross multiply
    9,191,782.65x = 12,684,250.88 × 5,268,726.33
  4. Step 4: Simplify right side
    9,191,782.65x = 66,829,846,587,781.67
  5. Step 5: Solve for x
    x = 66,829,846,587,781.67/9,191,782.65
  6. Step 6: Final answer
    x = 7,270,607.80

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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.