Home / 8,143,931.10-12,217,279.05-2,464,110.30

Finding the Fourth Proportional to 8,143,931.10, 12,217,279.05 and 2,464,110.30

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Solution

The fourth proportional to 8,143,931.10, 12,217,279.05 and 2,464,110.30 is: 3,696,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,931.10 : 12,217,279.05 = 2,464,110.30 : x
  2. Step 2: Convert to fraction form
    8,143,931.10/12,217,279.05 = 2,464,110.30/x
  3. Step 3: Cross multiply
    8,143,931.10x = 12,217,279.05 × 2,464,110.30
  4. Step 4: Simplify right side
    8,143,931.10x = 30,104,723,145,079.21
  5. Step 5: Solve for x
    x = 30,104,723,145,079.21/8,143,931.10
  6. Step 6: Final answer
    x = 3,696,583.72

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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.