Home / 7,778,552.45-11,667,828.67-2,098,776.76

Finding the Fourth Proportional to 7,778,552.45, 11,667,828.67 and 2,098,776.76

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Solution

The fourth proportional to 7,778,552.45, 11,667,828.67 and 2,098,776.76 is: 3,148,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,552.45 : 11,667,828.67 = 2,098,776.76 : x
  2. Step 2: Convert to fraction form
    7,778,552.45/11,667,828.67 = 2,098,776.76/x
  3. Step 3: Cross multiply
    7,778,552.45x = 11,667,828.67 × 2,098,776.76
  4. Step 4: Simplify right side
    7,778,552.45x = 24,488,167,680,346.49
  5. Step 5: Solve for x
    x = 24,488,167,680,346.49/7,778,552.45
  6. Step 6: Final answer
    x = 3,148,165.14

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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.