Home / 14,005,648.62-19,327,942.77-7,894,077.12

Finding the Fourth Proportional to 14,005,648.62, 19,327,942.77 and 7,894,077.12

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Solution

The fourth proportional to 14,005,648.62, 19,327,942.77 and 7,894,077.12 is: 10,893,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,648.62 : 19,327,942.77 = 7,894,077.12 : x
  2. Step 2: Convert to fraction form
    14,005,648.62/19,327,942.77 = 7,894,077.12/x
  3. Step 3: Cross multiply
    14,005,648.62x = 19,327,942.77 × 7,894,077.12
  4. Step 4: Simplify right side
    14,005,648.62x = 152,576,270,797,326.41
  5. Step 5: Solve for x
    x = 152,576,270,797,326.41/14,005,648.62
  6. Step 6: Final answer
    x = 10,893,909.66

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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.