Home / 9,513,076.19-13,127,863.05-5,383,032.18

Finding the Fourth Proportional to 9,513,076.19, 13,127,863.05 and 5,383,032.18

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Solution

The fourth proportional to 9,513,076.19, 13,127,863.05 and 5,383,032.18 is: 7,428,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,076.19 : 13,127,863.05 = 5,383,032.18 : x
  2. Step 2: Convert to fraction form
    9,513,076.19/13,127,863.05 = 5,383,032.18/x
  3. Step 3: Cross multiply
    9,513,076.19x = 13,127,863.05 × 5,383,032.18
  4. Step 4: Simplify right side
    9,513,076.19x = 70,667,709,252,782.95
  5. Step 5: Solve for x
    x = 70,667,709,252,782.95/9,513,076.19
  6. Step 6: Final answer
    x = 7,428,481.37

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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.