Home / 50,578,009.53-75,897,281.13-21,824,145.15

Finding the Fourth Proportional to 50,578,009.53, 75,897,281.13 and 21,824,145.15

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Solution

The fourth proportional to 50,578,009.53, 75,897,281.13 and 21,824,145.15 is: 32,749,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,578,009.53 : 75,897,281.13 = 21,824,145.15 : x
  2. Step 2: Convert to fraction form
    50,578,009.53/75,897,281.13 = 21,824,145.15/x
  3. Step 3: Cross multiply
    50,578,009.53x = 75,897,281.13 × 21,824,145.15
  4. Step 4: Simplify right side
    50,578,009.53x = 1,656,393,279,871,475.75
  5. Step 5: Solve for x
    x = 1,656,393,279,871,475.75/50,578,009.53
  6. Step 6: Final answer
    x = 32,749,277.71

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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.