Home / 15,534,177.92-21,446,361.18-13,810,537.61

Finding the Fourth Proportional to 15,534,177.92, 21,446,361.18 and 13,810,537.61

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Solution

The fourth proportional to 15,534,177.92, 21,446,361.18 and 13,810,537.61 is: 19,066,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534,177.92 : 21,446,361.18 = 13,810,537.61 : x
  2. Step 2: Convert to fraction form
    15,534,177.92/21,446,361.18 = 13,810,537.61/x
  3. Step 3: Cross multiply
    15,534,177.92x = 21,446,361.18 × 13,810,537.61
  4. Step 4: Simplify right side
    15,534,177.92x = 296,185,777,566,802.19
  5. Step 5: Solve for x
    x = 296,185,777,566,802.19/15,534,177.92
  6. Step 6: Final answer
    x = 19,066,717.22

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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.