Home / 14,083,040.44-21,124,560.96-7,689,805.20

Finding the Fourth Proportional to 14,083,040.44, 21,124,560.96 and 7,689,805.20

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Solution

The fourth proportional to 14,083,040.44, 21,124,560.96 and 7,689,805.20 is: 11,534,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,040.44 : 21,124,560.96 = 7,689,805.20 : x
  2. Step 2: Convert to fraction form
    14,083,040.44/21,124,560.96 = 7,689,805.20/x
  3. Step 3: Cross multiply
    14,083,040.44x = 21,124,560.96 × 7,689,805.20
  4. Step 4: Simplify right side
    14,083,040.44x = 162,443,758,717,925
  5. Step 5: Solve for x
    x = 162,443,758,717,925/14,083,040.44
  6. Step 6: Final answer
    x = 11,534,707.96

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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.