Home / 17,221,955.96-25,836,112.38-7,125,364.28

Finding the Fourth Proportional to 17,221,955.96, 25,836,112.38 and 7,125,364.28

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Solution

The fourth proportional to 17,221,955.96, 25,836,112.38 and 7,125,364.28 is: 10,689,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221,955.96 : 25,836,112.38 = 7,125,364.28 : x
  2. Step 2: Convert to fraction form
    17,221,955.96/25,836,112.38 = 7,125,364.28/x
  3. Step 3: Cross multiply
    17,221,955.96x = 25,836,112.38 × 7,125,364.28
  4. Step 4: Simplify right side
    17,221,955.96x = 184,091,712,351,108.06
  5. Step 5: Solve for x
    x = 184,091,712,351,108.06/17,221,955.96
  6. Step 6: Final answer
    x = 10,689,361.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.