Home / 48,143,902.62-72,233,831.88-19,398,193.32

Finding the Fourth Proportional to 48,143,902.62, 72,233,831.88 and 19,398,193.32

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Solution

The fourth proportional to 48,143,902.62, 72,233,831.88 and 19,398,193.32 is: 29,104,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143,902.62 : 72,233,831.88 = 19,398,193.32 : x
  2. Step 2: Convert to fraction form
    48,143,902.62/72,233,831.88 = 19,398,193.32/x
  3. Step 3: Cross multiply
    48,143,902.62x = 72,233,831.88 × 19,398,193.32
  4. Step 4: Simplify right side
    48,143,902.62x = 1,401,205,835,052,619
  5. Step 5: Solve for x
    x = 1,401,205,835,052,619/48,143,902.62
  6. Step 6: Final answer
    x = 29,104,533.68

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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.