Home / 13,766,023.34-20,630,434-5,241,709.70

Finding the Fourth Proportional to 13,766,023.34, 20,630,434 and 5,241,709.70

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Solution

The fourth proportional to 13,766,023.34, 20,630,434 and 5,241,709.70 is: 7,855,481.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766,023.34 : 20,630,434 = 5,241,709.70 : x
  2. Step 2: Convert to fraction form
    13,766,023.34/20,630,434 = 5,241,709.70/x
  3. Step 3: Cross multiply
    13,766,023.34x = 20,630,434 × 5,241,709.70
  4. Step 4: Simplify right side
    13,766,023.34x = 108,138,746,013,009.80
  5. Step 5: Solve for x
    x = 108,138,746,013,009.80/13,766,023.34
  6. Step 6: Final answer
    x = 7,855,481.82

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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.