Home / 8,611,023.52-12,916,212.22-2,134,120.15

Finding the Fourth Proportional to 8,611,023.52, 12,916,212.22 and 2,134,120.15

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Solution

The fourth proportional to 8,611,023.52, 12,916,212.22 and 2,134,120.15 is: 3,201,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,023.52 : 12,916,212.22 = 2,134,120.15 : x
  2. Step 2: Convert to fraction form
    8,611,023.52/12,916,212.22 = 2,134,120.15/x
  3. Step 3: Cross multiply
    8,611,023.52x = 12,916,212.22 × 2,134,120.15
  4. Step 4: Simplify right side
    8,611,023.52x = 27,564,748,760,378.23
  5. Step 5: Solve for x
    x = 27,564,748,760,378.23/8,611,023.52
  6. Step 6: Final answer
    x = 3,201,100.16

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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.