Home / 12,892,992.40-19,332,833.28-3,793,907.48

Finding the Fourth Proportional to 12,892,992.40, 19,332,833.28 and 3,793,907.48

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Solution

The fourth proportional to 12,892,992.40, 19,332,833.28 and 3,793,907.48 is: 5,688,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892,992.40 : 19,332,833.28 = 3,793,907.48 : x
  2. Step 2: Convert to fraction form
    12,892,992.40/19,332,833.28 = 3,793,907.48/x
  3. Step 3: Cross multiply
    12,892,992.40x = 19,332,833.28 × 3,793,907.48
  4. Step 4: Simplify right side
    12,892,992.40x = 73,346,980,717,546.06
  5. Step 5: Solve for x
    x = 73,346,980,717,546.06/12,892,992.40
  6. Step 6: Final answer
    x = 5,688,902.81

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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.