Home / 31,428,384.82-43,370,857.70-17,489,501.17

Finding the Fourth Proportional to 31,428,384.82, 43,370,857.70 and 17,489,501.17

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Solution

The fourth proportional to 31,428,384.82, 43,370,857.70 and 17,489,501.17 is: 24,135,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,428,384.82 : 43,370,857.70 = 17,489,501.17 : x
  2. Step 2: Convert to fraction form
    31,428,384.82/43,370,857.70 = 17,489,501.17/x
  3. Step 3: Cross multiply
    31,428,384.82x = 43,370,857.70 × 17,489,501.17
  4. Step 4: Simplify right side
    31,428,384.82x = 758,534,666,400,606.12
  5. Step 5: Solve for x
    x = 758,534,666,400,606.12/31,428,384.82
  6. Step 6: Final answer
    x = 24,135,337.24

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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.