Home / 31,706,388.36-43,754,569.38-17,219,700.36

Finding the Fourth Proportional to 31,706,388.36, 43,754,569.38 and 17,219,700.36

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Solution

The fourth proportional to 31,706,388.36, 43,754,569.38 and 17,219,700.36 is: 23,763,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706,388.36 : 43,754,569.38 = 17,219,700.36 : x
  2. Step 2: Convert to fraction form
    31,706,388.36/43,754,569.38 = 17,219,700.36/x
  3. Step 3: Cross multiply
    31,706,388.36x = 43,754,569.38 × 17,219,700.36
  4. Step 4: Simplify right side
    31,706,388.36x = 753,440,574,104,431
  5. Step 5: Solve for x
    x = 753,440,574,104,431/31,706,388.36
  6. Step 6: Final answer
    x = 23,763,052.59

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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.