Home / 23,680,549.42-32,679,157.80-12,815,533.42

Finding the Fourth Proportional to 23,680,549.42, 32,679,157.80 and 12,815,533.42

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Solution

The fourth proportional to 23,680,549.42, 32,679,157.80 and 12,815,533.42 is: 17,685,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680,549.42 : 32,679,157.80 = 12,815,533.42 : x
  2. Step 2: Convert to fraction form
    23,680,549.42/32,679,157.80 = 12,815,533.42/x
  3. Step 3: Cross multiply
    23,680,549.42x = 32,679,157.80 × 12,815,533.42
  4. Step 4: Simplify right side
    23,680,549.42x = 418,800,838,923,353.69
  5. Step 5: Solve for x
    x = 418,800,838,923,353.69/23,680,549.42
  6. Step 6: Final answer
    x = 17,685,435.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.