Home / 21,550,322.31-29,756,389.70-17,350,666.84

Finding the Fourth Proportional to 21,550,322.31, 29,756,389.70 and 17,350,666.84

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Solution

The fourth proportional to 21,550,322.31, 29,756,389.70 and 17,350,666.84 is: 23,957,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550,322.31 : 29,756,389.70 = 17,350,666.84 : x
  2. Step 2: Convert to fraction form
    21,550,322.31/29,756,389.70 = 17,350,666.84/x
  3. Step 3: Cross multiply
    21,550,322.31x = 29,756,389.70 × 17,350,666.84
  4. Step 4: Simplify right side
    21,550,322.31x = 516,293,203,940,502.31
  5. Step 5: Solve for x
    x = 516,293,203,940,502.31/21,550,322.31
  6. Step 6: Final answer
    x = 23,957,562.98

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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.