Home / 9,289,849.75-12,814,822.18-8,632,246.87

Finding the Fourth Proportional to 9,289,849.75, 12,814,822.18 and 8,632,246.87

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Solution

The fourth proportional to 9,289,849.75, 12,814,822.18 and 8,632,246.87 is: 11,907,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,849.75 : 12,814,822.18 = 8,632,246.87 : x
  2. Step 2: Convert to fraction form
    9,289,849.75/12,814,822.18 = 8,632,246.87/x
  3. Step 3: Cross multiply
    9,289,849.75x = 12,814,822.18 × 8,632,246.87
  4. Step 4: Simplify right side
    9,289,849.75x = 110,620,708,715,762.11
  5. Step 5: Solve for x
    x = 110,620,708,715,762.11/9,289,849.75
  6. Step 6: Final answer
    x = 11,907,696.21

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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.