Home / 12,893,005.42-19,332,852.78-3,793,920.46

Finding the Fourth Proportional to 12,893,005.42, 19,332,852.78 and 3,793,920.46

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Solution

The fourth proportional to 12,893,005.42, 19,332,852.78 and 3,793,920.46 is: 5,688,922.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893,005.42 : 19,332,852.78 = 3,793,920.46 : x
  2. Step 2: Convert to fraction form
    12,893,005.42/19,332,852.78 = 3,793,920.46/x
  3. Step 3: Cross multiply
    12,893,005.42x = 19,332,852.78 × 3,793,920.46
  4. Step 4: Simplify right side
    12,893,005.42x = 73,347,305,712,209.88
  5. Step 5: Solve for x
    x = 73,347,305,712,209.88/12,893,005.42
  6. Step 6: Final answer
    x = 5,688,922.27

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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.