Home / 53,722,015.20-80,583,022.80-17,820,223.20

Finding the Fourth Proportional to 53,722,015.20, 80,583,022.80 and 17,820,223.20

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Solution

The fourth proportional to 53,722,015.20, 80,583,022.80 and 17,820,223.20 is: 26,730,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722,015.20 : 80,583,022.80 = 17,820,223.20 : x
  2. Step 2: Convert to fraction form
    53,722,015.20/80,583,022.80 = 17,820,223.20/x
  3. Step 3: Cross multiply
    53,722,015.20x = 80,583,022.80 × 17,820,223.20
  4. Step 4: Simplify right side
    53,722,015.20x = 1,436,007,452,426,688.75
  5. Step 5: Solve for x
    x = 1,436,007,452,426,688.75/53,722,015.20
  6. Step 6: Final answer
    x = 26,730,334.80

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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.