Home / 13,941,988.30-20,912,982.45-4,966,833.10

Finding the Fourth Proportional to 13,941,988.30, 20,912,982.45 and 4,966,833.10

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Solution

The fourth proportional to 13,941,988.30, 20,912,982.45 and 4,966,833.10 is: 7,450,249.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,988.30 : 20,912,982.45 = 4,966,833.10 : x
  2. Step 2: Convert to fraction form
    13,941,988.30/20,912,982.45 = 4,966,833.10/x
  3. Step 3: Cross multiply
    13,941,988.30x = 20,912,982.45 × 4,966,833.10
  4. Step 4: Simplify right side
    13,941,988.30x = 103,871,293,452,379.08
  5. Step 5: Solve for x
    x = 103,871,293,452,379.08/13,941,988.30
  6. Step 6: Final answer
    x = 7,450,249.65

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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.