Home / 13,837,031.30-20,764,404.30-8,079,753.80

Finding the Fourth Proportional to 13,837,031.30, 20,764,404.30 and 8,079,753.80

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Solution

The fourth proportional to 13,837,031.30, 20,764,404.30 and 8,079,753.80 is: 12,124,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,031.30 : 20,764,404.30 = 8,079,753.80 : x
  2. Step 2: Convert to fraction form
    13,837,031.30/20,764,404.30 = 8,079,753.80/x
  3. Step 3: Cross multiply
    13,837,031.30x = 20,764,404.30 × 8,079,753.80
  4. Step 4: Simplify right side
    13,837,031.30x = 167,771,274,547,661.34
  5. Step 5: Solve for x
    x = 167,771,274,547,661.34/13,837,031.30
  6. Step 6: Final answer
    x = 12,124,802.71

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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.