Home / 21,413,427.46-29,550,567.38-11,623,878.28

Finding the Fourth Proportional to 21,413,427.46, 29,550,567.38 and 11,623,878.28

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Solution

The fourth proportional to 21,413,427.46, 29,550,567.38 and 11,623,878.28 is: 16,040,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,413,427.46 : 29,550,567.38 = 11,623,878.28 : x
  2. Step 2: Convert to fraction form
    21,413,427.46/29,550,567.38 = 11,623,878.28/x
  3. Step 3: Cross multiply
    21,413,427.46x = 29,550,567.38 × 11,623,878.28
  4. Step 4: Simplify right side
    21,413,427.46x = 343,492,198,330,058.50
  5. Step 5: Solve for x
    x = 343,492,198,330,058.50/21,413,427.46
  6. Step 6: Final answer
    x = 16,040,972.37

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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.