Home / 8,401,867.70-12,602,801.55-2,722,666.10

Finding the Fourth Proportional to 8,401,867.70, 12,602,801.55 and 2,722,666.10

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Solution

The fourth proportional to 8,401,867.70, 12,602,801.55 and 2,722,666.10 is: 4,083,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401,867.70 : 12,602,801.55 = 2,722,666.10 : x
  2. Step 2: Convert to fraction form
    8,401,867.70/12,602,801.55 = 2,722,666.10/x
  3. Step 3: Cross multiply
    8,401,867.70x = 12,602,801.55 × 2,722,666.10
  4. Step 4: Simplify right side
    8,401,867.70x = 34,313,220,545,212.46
  5. Step 5: Solve for x
    x = 34,313,220,545,212.46/8,401,867.70
  6. Step 6: Final answer
    x = 4,083,999.15

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Double scale
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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.