Home / 48,170,507.84-72,286,157.22-20,504,381.36

Finding the Fourth Proportional to 48,170,507.84, 72,286,157.22 and 20,504,381.36

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Solution

The fourth proportional to 48,170,507.84, 72,286,157.22 and 20,504,381.36 is: 30,769,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,170,507.84 : 72,286,157.22 = 20,504,381.36 : x
  2. Step 2: Convert to fraction form
    48,170,507.84/72,286,157.22 = 20,504,381.36/x
  3. Step 3: Cross multiply
    48,170,507.84x = 72,286,157.22 × 20,504,381.36
  4. Step 4: Simplify right side
    48,170,507.84x = 1,482,182,934,868,512.75
  5. Step 5: Solve for x
    x = 1,482,182,934,868,512.75/48,170,507.84
  6. Step 6: Final answer
    x = 30,769,510.25

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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.