Home / 20,641,023.02-30,787,388.70-17,923,981.70

Finding the Fourth Proportional to 20,641,023.02, 30,787,388.70 and 17,923,981.70

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Solution

The fourth proportional to 20,641,023.02, 30,787,388.70 and 17,923,981.70 is: 26,734,750.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,641,023.02 : 30,787,388.70 = 17,923,981.70 : x
  2. Step 2: Convert to fraction form
    20,641,023.02/30,787,388.70 = 17,923,981.70/x
  3. Step 3: Cross multiply
    20,641,023.02x = 30,787,388.70 × 17,923,981.70
  4. Step 4: Simplify right side
    20,641,023.02x = 551,832,591,649,586.75
  5. Step 5: Solve for x
    x = 551,832,591,649,586.75/20,641,023.02
  6. Step 6: Final answer
    x = 26,734,750.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.