Home / 12,656,680.10-17,466,223.49-6,855,443.90

Finding the Fourth Proportional to 12,656,680.10, 17,466,223.49 and 6,855,443.90

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Solution

The fourth proportional to 12,656,680.10, 17,466,223.49 and 6,855,443.90 is: 9,460,515.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656,680.10 : 17,466,223.49 = 6,855,443.90 : x
  2. Step 2: Convert to fraction form
    12,656,680.10/17,466,223.49 = 6,855,443.90/x
  3. Step 3: Cross multiply
    12,656,680.10x = 17,466,223.49 × 6,855,443.90
  4. Step 4: Simplify right side
    12,656,680.10x = 119,738,715,158,948.86
  5. Step 5: Solve for x
    x = 119,738,715,158,948.86/12,656,680.10
  6. Step 6: Final answer
    x = 9,460,515.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.