Home / 13,144,209.84-19,698,690.88-10,229,821.86

Finding the Fourth Proportional to 13,144,209.84, 19,698,690.88 and 10,229,821.86

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Solution

The fourth proportional to 13,144,209.84, 19,698,690.88 and 10,229,821.86 is: 15,331,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,209.84 : 19,698,690.88 = 10,229,821.86 : x
  2. Step 2: Convert to fraction form
    13,144,209.84/19,698,690.88 = 10,229,821.86/x
  3. Step 3: Cross multiply
    13,144,209.84x = 19,698,690.88 × 10,229,821.86
  4. Step 4: Simplify right side
    13,144,209.84x = 201,514,098,601,278.84
  5. Step 5: Solve for x
    x = 201,514,098,601,278.84/13,144,209.84
  6. Step 6: Final answer
    x = 15,331,016.55

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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.