Home / 8,381,008-11,565,246.72-4,942,460.80

Finding the Fourth Proportional to 8,381,008, 11,565,246.72 and 4,942,460.80

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Solution

The fourth proportional to 8,381,008, 11,565,246.72 and 4,942,460.80 is: 6,820,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381,008 : 11,565,246.72 = 4,942,460.80 : x
  2. Step 2: Convert to fraction form
    8,381,008/11,565,246.72 = 4,942,460.80/x
  3. Step 3: Cross multiply
    8,381,008x = 11,565,246.72 × 4,942,460.80
  4. Step 4: Simplify right side
    8,381,008x = 57,160,778,555,928.58
  5. Step 5: Solve for x
    x = 57,160,778,555,928.58/8,381,008
  6. Step 6: Final answer
    x = 6,820,274.91

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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.