Home / 12,099,824-16,698,113.52-6,667,665.92

Finding the Fourth Proportional to 12,099,824, 16,698,113.52 and 6,667,665.92

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Solution

The fourth proportional to 12,099,824, 16,698,113.52 and 6,667,665.92 is: 9,201,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,824 : 16,698,113.52 = 6,667,665.92 : x
  2. Step 2: Convert to fraction form
    12,099,824/16,698,113.52 = 6,667,665.92/x
  3. Step 3: Cross multiply
    12,099,824x = 16,698,113.52 × 6,667,665.92
  4. Step 4: Simplify right side
    12,099,824x = 111,337,442,445,595.23
  5. Step 5: Solve for x
    x = 111,337,442,445,595.23/12,099,824
  6. Step 6: Final answer
    x = 9,201,575.37

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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.