Home / 12,392,957.43-17,101,941.35-6,886,190.88

Finding the Fourth Proportional to 12,392,957.43, 17,101,941.35 and 6,886,190.88

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Solution

The fourth proportional to 12,392,957.43, 17,101,941.35 and 6,886,190.88 is: 9,502,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,957.43 : 17,101,941.35 = 6,886,190.88 : x
  2. Step 2: Convert to fraction form
    12,392,957.43/17,101,941.35 = 6,886,190.88/x
  3. Step 3: Cross multiply
    12,392,957.43x = 17,101,941.35 × 6,886,190.88
  4. Step 4: Simplify right side
    12,392,957.43x = 117,767,232,520,233.92
  5. Step 5: Solve for x
    x = 117,767,232,520,233.92/12,392,957.43
  6. Step 6: Final answer
    x = 9,502,754.54

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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.