Home / 40,380,630.41-55,724,985.71-22,045,915.91

Finding the Fourth Proportional to 40,380,630.41, 55,724,985.71 and 22,045,915.91

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Solution

The fourth proportional to 40,380,630.41, 55,724,985.71 and 22,045,915.91 is: 30,423,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,380,630.41 : 55,724,985.71 = 22,045,915.91 : x
  2. Step 2: Convert to fraction form
    40,380,630.41/55,724,985.71 = 22,045,915.91/x
  3. Step 3: Cross multiply
    40,380,630.41x = 55,724,985.71 × 22,045,915.91
  4. Step 4: Simplify right side
    40,380,630.41x = 1,228,508,348,659,757.25
  5. Step 5: Solve for x
    x = 1,228,508,348,659,757.25/40,380,630.41
  6. Step 6: Final answer
    x = 30,423,208.76

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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.