Home / 30,156,793.65-45,227,717.08-8,591,582.16

Finding the Fourth Proportional to 30,156,793.65, 45,227,717.08 and 8,591,582.16

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Solution

The fourth proportional to 30,156,793.65, 45,227,717.08 and 8,591,582.16 is: 12,885,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156,793.65 : 45,227,717.08 = 8,591,582.16 : x
  2. Step 2: Convert to fraction form
    30,156,793.65/45,227,717.08 = 8,591,582.16/x
  3. Step 3: Cross multiply
    30,156,793.65x = 45,227,717.08 × 8,591,582.16
  4. Step 4: Simplify right side
    30,156,793.65x = 388,577,647,180,576.38
  5. Step 5: Solve for x
    x = 388,577,647,180,576.38/30,156,793.65
  6. Step 6: Final answer
    x = 12,885,244.09

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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.