Home / 12,194,279.58-16,826,893.08-7,039,301.88

Finding the Fourth Proportional to 12,194,279.58, 16,826,893.08 and 7,039,301.88

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Solution

The fourth proportional to 12,194,279.58, 16,826,893.08 and 7,039,301.88 is: 9,713,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,279.58 : 16,826,893.08 = 7,039,301.88 : x
  2. Step 2: Convert to fraction form
    12,194,279.58/16,826,893.08 = 7,039,301.88/x
  3. Step 3: Cross multiply
    12,194,279.58x = 16,826,893.08 × 7,039,301.88
  4. Step 4: Simplify right side
    12,194,279.58x = 118,449,580,092,602.97
  5. Step 5: Solve for x
    x = 118,449,580,092,602.97/12,194,279.58
  6. Step 6: Final answer
    x = 9,713,536.52

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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.