Home / 8,372,630.84-12,550,974.59-2,688,869.34

Finding the Fourth Proportional to 8,372,630.84, 12,550,974.59 and 2,688,869.34

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Solution

The fourth proportional to 8,372,630.84, 12,550,974.59 and 2,688,869.34 is: 4,030,743.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,630.84 : 12,550,974.59 = 2,688,869.34 : x
  2. Step 2: Convert to fraction form
    8,372,630.84/12,550,974.59 = 2,688,869.34/x
  3. Step 3: Cross multiply
    8,372,630.84x = 12,550,974.59 × 2,688,869.34
  4. Step 4: Simplify right side
    8,372,630.84x = 33,747,930,748,725.72
  5. Step 5: Solve for x
    x = 33,747,930,748,725.72/8,372,630.84
  6. Step 6: Final answer
    x = 4,030,743.91

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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.