Home / 8,447,426.12-11,657,694-4,776,263.88

Finding the Fourth Proportional to 8,447,426.12, 11,657,694 and 4,776,263.88

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Solution

The fourth proportional to 8,447,426.12, 11,657,694 and 4,776,263.88 is: 6,591,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,426.12 : 11,657,694 = 4,776,263.88 : x
  2. Step 2: Convert to fraction form
    8,447,426.12/11,657,694 = 4,776,263.88/x
  3. Step 3: Cross multiply
    8,447,426.12x = 11,657,694 × 4,776,263.88
  4. Step 4: Simplify right side
    8,447,426.12x = 55,680,222,776,292.72
  5. Step 5: Solve for x
    x = 55,680,222,776,292.72/8,447,426.12
  6. Step 6: Final answer
    x = 6,591,383.22

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1.5x scale

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.