Home / 13,448,726.21-20,173,019.99-5,252,200.13

Finding the Fourth Proportional to 13,448,726.21, 20,173,019.99 and 5,252,200.13

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Solution

The fourth proportional to 13,448,726.21, 20,173,019.99 and 5,252,200.13 is: 7,878,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448,726.21 : 20,173,019.99 = 5,252,200.13 : x
  2. Step 2: Convert to fraction form
    13,448,726.21/20,173,019.99 = 5,252,200.13/x
  3. Step 3: Cross multiply
    13,448,726.21x = 20,173,019.99 × 5,252,200.13
  4. Step 4: Simplify right side
    13,448,726.21x = 105,952,738,086,844.50
  5. Step 5: Solve for x
    x = 105,952,738,086,844.50/13,448,726.21
  6. Step 6: Final answer
    x = 7,878,273.11

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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.