Home / 10,628,628.95-14,662,456.31-6,274,798.56

Finding the Fourth Proportional to 10,628,628.95, 14,662,456.31 and 6,274,798.56

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Solution

The fourth proportional to 10,628,628.95, 14,662,456.31 and 6,274,798.56 is: 8,656,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,628.95 : 14,662,456.31 = 6,274,798.56 : x
  2. Step 2: Convert to fraction form
    10,628,628.95/14,662,456.31 = 6,274,798.56/x
  3. Step 3: Cross multiply
    10,628,628.95x = 14,662,456.31 × 6,274,798.56
  4. Step 4: Simplify right side
    10,628,628.95x = 92,003,959,755,737.91
  5. Step 5: Solve for x
    x = 92,003,959,755,737.91/10,628,628.95
  6. Step 6: Final answer
    x = 8,656,239.69

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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.