Home / 8,662,643.28-11,954,302.65-4,795,081.20

Finding the Fourth Proportional to 8,662,643.28, 11,954,302.65 and 4,795,081.20

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Solution

The fourth proportional to 8,662,643.28, 11,954,302.65 and 4,795,081.20 is: 6,617,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,643.28 : 11,954,302.65 = 4,795,081.20 : x
  2. Step 2: Convert to fraction form
    8,662,643.28/11,954,302.65 = 4,795,081.20/x
  3. Step 3: Cross multiply
    8,662,643.28x = 11,954,302.65 × 4,795,081.20
  4. Step 4: Simplify right side
    8,662,643.28x = 57,321,851,896,125.19
  5. Step 5: Solve for x
    x = 57,321,851,896,125.19/8,662,643.28
  6. Step 6: Final answer
    x = 6,617,131.75

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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.