Home / 9,680,043.80-14,520,065.70-8,168,389.40

Finding the Fourth Proportional to 9,680,043.80, 14,520,065.70 and 8,168,389.40

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Solution

The fourth proportional to 9,680,043.80, 14,520,065.70 and 8,168,389.40 is: 12,252,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,043.80 : 14,520,065.70 = 8,168,389.40 : x
  2. Step 2: Convert to fraction form
    9,680,043.80/14,520,065.70 = 8,168,389.40/x
  3. Step 3: Cross multiply
    9,680,043.80x = 14,520,065.70 × 8,168,389.40
  4. Step 4: Simplify right side
    9,680,043.80x = 118,605,550,751,183.58
  5. Step 5: Solve for x
    x = 118,605,550,751,183.58/9,680,043.80
  6. Step 6: Final answer
    x = 12,252,584.10

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Similar ratio
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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.