Home / 11,992,703.10-16,549,930.22-6,486,077.87

Finding the Fourth Proportional to 11,992,703.10, 16,549,930.22 and 6,486,077.87

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Solution

The fourth proportional to 11,992,703.10, 16,549,930.22 and 6,486,077.87 is: 8,950,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,703.10 : 16,549,930.22 = 6,486,077.87 : x
  2. Step 2: Convert to fraction form
    11,992,703.10/16,549,930.22 = 6,486,077.87/x
  3. Step 3: Cross multiply
    11,992,703.10x = 16,549,930.22 × 6,486,077.87
  4. Step 4: Simplify right side
    11,992,703.10x = 107,344,136,034,806.19
  5. Step 5: Solve for x
    x = 107,344,136,034,806.19/11,992,703.10
  6. Step 6: Final answer
    x = 8,950,787.42

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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.