Home / 14,822,486.53-20,438,788.12-9,656,267.65

Finding the Fourth Proportional to 14,822,486.53, 20,438,788.12 and 9,656,267.65

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Solution

The fourth proportional to 14,822,486.53, 20,438,788.12 and 9,656,267.65 is: 13,315,067.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822,486.53 : 20,438,788.12 = 9,656,267.65 : x
  2. Step 2: Convert to fraction form
    14,822,486.53/20,438,788.12 = 9,656,267.65/x
  3. Step 3: Cross multiply
    14,822,486.53x = 20,438,788.12 × 9,656,267.65
  4. Step 4: Simplify right side
    14,822,486.53x = 197,362,408,528,360.34
  5. Step 5: Solve for x
    x = 197,362,408,528,360.34/14,822,486.53
  6. Step 6: Final answer
    x = 13,315,067.49

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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.