Home / 10,026,707.98-15,045,648.73-5,415,600.96

Finding the Fourth Proportional to 10,026,707.98, 15,045,648.73 and 5,415,600.96

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Solution

The fourth proportional to 10,026,707.98, 15,045,648.73 and 5,415,600.96 is: 8,126,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026,707.98 : 15,045,648.73 = 5,415,600.96 : x
  2. Step 2: Convert to fraction form
    10,026,707.98/15,045,648.73 = 5,415,600.96/x
  3. Step 3: Cross multiply
    10,026,707.98x = 15,045,648.73 × 5,415,600.96
  4. Step 4: Simplify right side
    10,026,707.98x = 81,481,229,706,010.78
  5. Step 5: Solve for x
    x = 81,481,229,706,010.78/10,026,707.98
  6. Step 6: Final answer
    x = 8,126,418.95

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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.