Home / 22,015,877.70-33,023,816.55-20,031,831.30

Finding the Fourth Proportional to 22,015,877.70, 33,023,816.55 and 20,031,831.30

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Solution

The fourth proportional to 22,015,877.70, 33,023,816.55 and 20,031,831.30 is: 30,047,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,877.70 : 33,023,816.55 = 20,031,831.30 : x
  2. Step 2: Convert to fraction form
    22,015,877.70/33,023,816.55 = 20,031,831.30/x
  3. Step 3: Cross multiply
    22,015,877.70x = 33,023,816.55 × 20,031,831.30
  4. Step 4: Simplify right side
    22,015,877.70x = 661,527,522,011,748
  5. Step 5: Solve for x
    x = 661,527,522,011,748/22,015,877.70
  6. Step 6: Final answer
    x = 30,047,746.95

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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.