Home / 8,227,819-11,350,622.10-5,328,143.74

Finding the Fourth Proportional to 8,227,819, 11,350,622.10 and 5,328,143.74

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Solution

The fourth proportional to 8,227,819, 11,350,622.10 and 5,328,143.74 is: 7,350,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227,819 : 11,350,622.10 = 5,328,143.74 : x
  2. Step 2: Convert to fraction form
    8,227,819/11,350,622.10 = 5,328,143.74/x
  3. Step 3: Cross multiply
    8,227,819x = 11,350,622.10 × 5,328,143.74
  4. Step 4: Simplify right side
    8,227,819x = 60,477,746,087,220.66
  5. Step 5: Solve for x
    x = 60,477,746,087,220.66/8,227,819
  6. Step 6: Final answer
    x = 7,350,398.21

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1.5x scale

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.