Home / 13,898,523.72-20,850,404.54-5,265,210

Finding the Fourth Proportional to 13,898,523.72, 20,850,404.54 and 5,265,210

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Solution

The fourth proportional to 13,898,523.72, 20,850,404.54 and 5,265,210 is: 7,898,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,523.72 : 20,850,404.54 = 5,265,210 : x
  2. Step 2: Convert to fraction form
    13,898,523.72/20,850,404.54 = 5,265,210/x
  3. Step 3: Cross multiply
    13,898,523.72x = 20,850,404.54 × 5,265,210
  4. Step 4: Simplify right side
    13,898,523.72x = 109,781,758,488,053.39
  5. Step 5: Solve for x
    x = 109,781,758,488,053.39/13,898,523.72
  6. Step 6: Final answer
    x = 7,898,807.15

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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.