Home / 13,327,521.11-19,991,281.67-3,230,142.11

Finding the Fourth Proportional to 13,327,521.11, 19,991,281.67 and 3,230,142.11

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Solution

The fourth proportional to 13,327,521.11, 19,991,281.67 and 3,230,142.11 is: 4,845,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,521.11 : 19,991,281.67 = 3,230,142.11 : x
  2. Step 2: Convert to fraction form
    13,327,521.11/19,991,281.67 = 3,230,142.11/x
  3. Step 3: Cross multiply
    13,327,521.11x = 19,991,281.67 × 3,230,142.11
  4. Step 4: Simplify right side
    13,327,521.11x = 64,574,680,639,031
  5. Step 5: Solve for x
    x = 64,574,680,639,031/13,327,521.11
  6. Step 6: Final answer
    x = 4,845,213.16

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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.