Home / 21,447,040.26-29,597,113.69-11,657,507.48

Finding the Fourth Proportional to 21,447,040.26, 29,597,113.69 and 11,657,507.48

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Solution

The fourth proportional to 21,447,040.26, 29,597,113.69 and 11,657,507.48 is: 16,087,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,447,040.26 : 29,597,113.69 = 11,657,507.48 : x
  2. Step 2: Convert to fraction form
    21,447,040.26/29,597,113.69 = 11,657,507.48/x
  3. Step 3: Cross multiply
    21,447,040.26x = 29,597,113.69 × 11,657,507.48
  4. Step 4: Simplify right side
    21,447,040.26x = 345,028,574,227,018.69
  5. Step 5: Solve for x
    x = 345,028,574,227,018.69/21,447,040.26
  6. Step 6: Final answer
    x = 16,087,468.02

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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.