Home / 7,680,141.60-11,520,212.40-2,952,333.60

Finding the Fourth Proportional to 7,680,141.60, 11,520,212.40 and 2,952,333.60

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Solution

The fourth proportional to 7,680,141.60, 11,520,212.40 and 2,952,333.60 is: 4,428,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,141.60 : 11,520,212.40 = 2,952,333.60 : x
  2. Step 2: Convert to fraction form
    7,680,141.60/11,520,212.40 = 2,952,333.60/x
  3. Step 3: Cross multiply
    7,680,141.60x = 11,520,212.40 × 2,952,333.60
  4. Step 4: Simplify right side
    7,680,141.60x = 34,011,510,147,656.64
  5. Step 5: Solve for x
    x = 34,011,510,147,656.64/7,680,141.60
  6. Step 6: Final answer
    x = 4,428,500.40

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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.