Home / 14,648,977.20-20,213,730.18-8,031,824.49

Finding the Fourth Proportional to 14,648,977.20, 20,213,730.18 and 8,031,824.49

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Solution

The fourth proportional to 14,648,977.20, 20,213,730.18 and 8,031,824.49 is: 11,082,898.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,977.20 : 20,213,730.18 = 8,031,824.49 : x
  2. Step 2: Convert to fraction form
    14,648,977.20/20,213,730.18 = 8,031,824.49/x
  3. Step 3: Cross multiply
    14,648,977.20x = 20,213,730.18 × 8,031,824.49
  4. Step 4: Simplify right side
    14,648,977.20x = 162,353,133,093,976.12
  5. Step 5: Solve for x
    x = 162,353,133,093,976.12/14,648,977.20
  6. Step 6: Final answer
    x = 11,082,898.89

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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.