Home / 12,366,488.93-18,540,765.27-8,312,922.71

Finding the Fourth Proportional to 12,366,488.93, 18,540,765.27 and 8,312,922.71

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Solution

The fourth proportional to 12,366,488.93, 18,540,765.27 and 8,312,922.71 is: 12,463,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366,488.93 : 18,540,765.27 = 8,312,922.71 : x
  2. Step 2: Convert to fraction form
    12,366,488.93/18,540,765.27 = 8,312,922.71/x
  3. Step 3: Cross multiply
    12,366,488.93x = 18,540,765.27 × 8,312,922.71
  4. Step 4: Simplify right side
    12,366,488.93x = 154,127,948,581,058.44
  5. Step 5: Solve for x
    x = 154,127,948,581,058.44/12,366,488.93
  6. Step 6: Final answer
    x = 12,463,355.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.