Home / 12,714,043.19-17,545,255.88-6,912,824.91

Finding the Fourth Proportional to 12,714,043.19, 17,545,255.88 and 6,912,824.91

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Solution

The fourth proportional to 12,714,043.19, 17,545,255.88 and 6,912,824.91 is: 9,539,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714,043.19 : 17,545,255.88 = 6,912,824.91 : x
  2. Step 2: Convert to fraction form
    12,714,043.19/17,545,255.88 = 6,912,824.91/x
  3. Step 3: Cross multiply
    12,714,043.19x = 17,545,255.88 × 6,912,824.91
  4. Step 4: Simplify right side
    12,714,043.19x = 121,287,281,865,023.84
  5. Step 5: Solve for x
    x = 121,287,281,865,023.84/12,714,043.19
  6. Step 6: Final answer
    x = 9,539,631.11

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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.