Home / 14,876,392.86-20,528,296.25-8,348,761.31

Finding the Fourth Proportional to 14,876,392.86, 20,528,296.25 and 8,348,761.31

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Solution

The fourth proportional to 14,876,392.86, 20,528,296.25 and 8,348,761.31 is: 11,520,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876,392.86 : 20,528,296.25 = 8,348,761.31 : x
  2. Step 2: Convert to fraction form
    14,876,392.86/20,528,296.25 = 8,348,761.31/x
  3. Step 3: Cross multiply
    14,876,392.86x = 20,528,296.25 × 8,348,761.31
  4. Step 4: Simplify right side
    14,876,392.86x = 171,385,845,347,832.81
  5. Step 5: Solve for x
    x = 171,385,845,347,832.81/14,876,392.86
  6. Step 6: Final answer
    x = 11,520,658.73

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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.