Home / 20,041,083.36-30,009,589.02-17,180,749.80

Finding the Fourth Proportional to 20,041,083.36, 30,009,589.02 and 17,180,749.80

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Solution

The fourth proportional to 20,041,083.36, 30,009,589.02 and 17,180,749.80 is: 25,726,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041,083.36 : 30,009,589.02 = 17,180,749.80 : x
  2. Step 2: Convert to fraction form
    20,041,083.36/30,009,589.02 = 17,180,749.80/x
  3. Step 3: Cross multiply
    20,041,083.36x = 30,009,589.02 × 17,180,749.80
  4. Step 4: Simplify right side
    20,041,083.36x = 515,587,240,553,447.19
  5. Step 5: Solve for x
    x = 515,587,240,553,447.19/20,041,083.36
  6. Step 6: Final answer
    x = 25,726,515.44

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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.