Home / 7,680,302.55-11,516,596.65-2,560,920.12

Finding the Fourth Proportional to 7,680,302.55, 11,516,596.65 and 2,560,920.12

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Solution

The fourth proportional to 7,680,302.55, 11,516,596.65 and 2,560,920.12 is: 3,840,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,302.55 : 11,516,596.65 = 2,560,920.12 : x
  2. Step 2: Convert to fraction form
    7,680,302.55/11,516,596.65 = 2,560,920.12/x
  3. Step 3: Cross multiply
    7,680,302.55x = 11,516,596.65 × 2,560,920.12
  4. Step 4: Simplify right side
    7,680,302.55x = 29,493,084,074,909.60
  5. Step 5: Solve for x
    x = 29,493,084,074,909.60/7,680,302.55
  6. Step 6: Final answer
    x = 3,840,094.04

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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.