Home / 10,899,098.70-16,342,971.42-5,140,286.04

Finding the Fourth Proportional to 10,899,098.70, 16,342,971.42 and 5,140,286.04

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Solution

The fourth proportional to 10,899,098.70, 16,342,971.42 and 5,140,286.04 is: 7,707,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,098.70 : 16,342,971.42 = 5,140,286.04 : x
  2. Step 2: Convert to fraction form
    10,899,098.70/16,342,971.42 = 5,140,286.04/x
  3. Step 3: Cross multiply
    10,899,098.70x = 16,342,971.42 × 5,140,286.04
  4. Step 4: Simplify right side
    10,899,098.70x = 84,007,547,842,344.98
  5. Step 5: Solve for x
    x = 84,007,547,842,344.98/10,899,098.70
  6. Step 6: Final answer
    x = 7,707,751.82

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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.