Home / 8,629,288.14-12,936,349.92-3,516,017.74

Finding the Fourth Proportional to 8,629,288.14, 12,936,349.92 and 3,516,017.74

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Solution

The fourth proportional to 8,629,288.14, 12,936,349.92 and 3,516,017.74 is: 5,270,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,288.14 : 12,936,349.92 = 3,516,017.74 : x
  2. Step 2: Convert to fraction form
    8,629,288.14/12,936,349.92 = 3,516,017.74/x
  3. Step 3: Cross multiply
    8,629,288.14x = 12,936,349.92 × 3,516,017.74
  4. Step 4: Simplify right side
    8,629,288.14x = 45,484,435,809,567.59
  5. Step 5: Solve for x
    x = 45,484,435,809,567.59/8,629,288.14
  6. Step 6: Final answer
    x = 5,270,937.19

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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.