Home / 18,907,864.25-26,092,911.56-10,961,955.38

Finding the Fourth Proportional to 18,907,864.25, 26,092,911.56 and 10,961,955.38

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Solution

The fourth proportional to 18,907,864.25, 26,092,911.56 and 10,961,955.38 is: 15,127,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,907,864.25 : 26,092,911.56 = 10,961,955.38 : x
  2. Step 2: Convert to fraction form
    18,907,864.25/26,092,911.56 = 10,961,955.38/x
  3. Step 3: Cross multiply
    18,907,864.25x = 26,092,911.56 × 10,961,955.38
  4. Step 4: Simplify right side
    18,907,864.25x = 286,029,332,227,601.31
  5. Step 5: Solve for x
    x = 286,029,332,227,601.31/18,907,864.25
  6. Step 6: Final answer
    x = 15,127,532.57

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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.