Home / 8,274,880-12,409,967.76-3,483,658.72

Finding the Fourth Proportional to 8,274,880, 12,409,967.76 and 3,483,658.72

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Solution

The fourth proportional to 8,274,880, 12,409,967.76 and 3,483,658.72 is: 5,224,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,880 : 12,409,967.76 = 3,483,658.72 : x
  2. Step 2: Convert to fraction form
    8,274,880/12,409,967.76 = 3,483,658.72/x
  3. Step 3: Cross multiply
    8,274,880x = 12,409,967.76 × 3,483,658.72
  4. Step 4: Simplify right side
    8,274,880x = 43,232,092,402,042.87
  5. Step 5: Solve for x
    x = 43,232,092,402,042.87/8,274,880
  6. Step 6: Final answer
    x = 5,224,497.81

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1.5x scale

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.