Home / 13,354,122.27-20,031,151.68-8,772,031.65

Finding the Fourth Proportional to 13,354,122.27, 20,031,151.68 and 8,772,031.65

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Solution

The fourth proportional to 13,354,122.27, 20,031,151.68 and 8,772,031.65 is: 13,158,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,122.27 : 20,031,151.68 = 8,772,031.65 : x
  2. Step 2: Convert to fraction form
    13,354,122.27/20,031,151.68 = 8,772,031.65/x
  3. Step 3: Cross multiply
    13,354,122.27x = 20,031,151.68 × 8,772,031.65
  4. Step 4: Simplify right side
    13,354,122.27x = 175,713,896,522,910.69
  5. Step 5: Solve for x
    x = 175,713,896,522,910.69/13,354,122.27
  6. Step 6: Final answer
    x = 13,158,026.64

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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.