Home / 8,321,348.80-12,482,023.20-3,528,222.40

Finding the Fourth Proportional to 8,321,348.80, 12,482,023.20 and 3,528,222.40

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Solution

The fourth proportional to 8,321,348.80, 12,482,023.20 and 3,528,222.40 is: 5,292,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,348.80 : 12,482,023.20 = 3,528,222.40 : x
  2. Step 2: Convert to fraction form
    8,321,348.80/12,482,023.20 = 3,528,222.40/x
  3. Step 3: Cross multiply
    8,321,348.80x = 12,482,023.20 × 3,528,222.40
  4. Step 4: Simplify right side
    8,321,348.80x = 44,039,353,851,559.68
  5. Step 5: Solve for x
    x = 44,039,353,851,559.68/8,321,348.80
  6. Step 6: Final answer
    x = 5,292,333.60

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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.