Home / 22,703,362.35-31,330,202.86-12,390,159.25

Finding the Fourth Proportional to 22,703,362.35, 31,330,202.86 and 12,390,159.25

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Solution

The fourth proportional to 22,703,362.35, 31,330,202.86 and 12,390,159.25 is: 17,098,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703,362.35 : 31,330,202.86 = 12,390,159.25 : x
  2. Step 2: Convert to fraction form
    22,703,362.35/31,330,202.86 = 12,390,159.25/x
  3. Step 3: Cross multiply
    22,703,362.35x = 31,330,202.86 × 12,390,159.25
  4. Step 4: Simplify right side
    22,703,362.35x = 388,186,202,770,205.44
  5. Step 5: Solve for x
    x = 388,186,202,770,205.44/22,703,362.35
  6. Step 6: Final answer
    x = 17,098,181.18

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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.