Home / 12,033,440.64-18,055,672.20-5,212,100.16

Finding the Fourth Proportional to 12,033,440.64, 18,055,672.20 and 5,212,100.16

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Solution

The fourth proportional to 12,033,440.64, 18,055,672.20 and 5,212,100.16 is: 7,820,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033,440.64 : 18,055,672.20 = 5,212,100.16 : x
  2. Step 2: Convert to fraction form
    12,033,440.64/18,055,672.20 = 5,212,100.16/x
  3. Step 3: Cross multiply
    12,033,440.64x = 18,055,672.20 × 5,212,100.16
  4. Step 4: Simplify right side
    12,033,440.64x = 94,107,971,962,527.55
  5. Step 5: Solve for x
    x = 94,107,971,962,527.55/12,033,440.64
  6. Step 6: Final answer
    x = 7,820,537.35

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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.