Home / 7,915,646.16-11,873,961.68-2,867,000.40

Finding the Fourth Proportional to 7,915,646.16, 11,873,961.68 and 2,867,000.40

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Solution

The fourth proportional to 7,915,646.16, 11,873,961.68 and 2,867,000.40 is: 4,300,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,646.16 : 11,873,961.68 = 2,867,000.40 : x
  2. Step 2: Convert to fraction form
    7,915,646.16/11,873,961.68 = 2,867,000.40/x
  3. Step 3: Cross multiply
    7,915,646.16x = 11,873,961.68 × 2,867,000.40
  4. Step 4: Simplify right side
    7,915,646.16x = 34,042,652,886,144.67
  5. Step 5: Solve for x
    x = 34,042,652,886,144.67/7,915,646.16
  6. Step 6: Final answer
    x = 4,300,678.96

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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.