Home / 8,321,908.40-12,482,862.60-5,920,679.60

Finding the Fourth Proportional to 8,321,908.40, 12,482,862.60 and 5,920,679.60

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Solution

The fourth proportional to 8,321,908.40, 12,482,862.60 and 5,920,679.60 is: 8,881,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,908.40 : 12,482,862.60 = 5,920,679.60 : x
  2. Step 2: Convert to fraction form
    8,321,908.40/12,482,862.60 = 5,920,679.60/x
  3. Step 3: Cross multiply
    8,321,908.40x = 12,482,862.60 × 5,920,679.60
  4. Step 4: Simplify right side
    8,321,908.40x = 73,907,029,945,422.95
  5. Step 5: Solve for x
    x = 73,907,029,945,422.95/8,321,908.40
  6. Step 6: Final answer
    x = 8,881,019.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.