Home / 14,693,680.10-20,276,761.37-8,078,220.41

Finding the Fourth Proportional to 14,693,680.10, 20,276,761.37 and 8,078,220.41

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Solution

The fourth proportional to 14,693,680.10, 20,276,761.37 and 8,078,220.41 is: 11,147,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,693,680.10 : 20,276,761.37 = 8,078,220.41 : x
  2. Step 2: Convert to fraction form
    14,693,680.10/20,276,761.37 = 8,078,220.41/x
  3. Step 3: Cross multiply
    14,693,680.10x = 20,276,761.37 × 8,078,220.41
  4. Step 4: Simplify right side
    14,693,680.10x = 163,800,147,406,058.66
  5. Step 5: Solve for x
    x = 163,800,147,406,058.66/14,693,680.10
  6. Step 6: Final answer
    x = 11,147,659.83

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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.