Home / 13,521,360.42-20,302,302.15-11,705,327.46

Finding the Fourth Proportional to 13,521,360.42, 20,302,302.15 and 11,705,327.46

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Solution

The fourth proportional to 13,521,360.42, 20,302,302.15 and 11,705,327.46 is: 17,575,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,521,360.42 : 20,302,302.15 = 11,705,327.46 : x
  2. Step 2: Convert to fraction form
    13,521,360.42/20,302,302.15 = 11,705,327.46/x
  3. Step 3: Cross multiply
    13,521,360.42x = 20,302,302.15 × 11,705,327.46
  4. Step 4: Simplify right side
    13,521,360.42x = 237,645,094,857,612.03
  5. Step 5: Solve for x
    x = 237,645,094,857,612.03/13,521,360.42
  6. Step 6: Final answer
    x = 17,575,531.42

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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.