Home / 10,921,040.51-15,071,355.69-5,959,801.54

Finding the Fourth Proportional to 10,921,040.51, 15,071,355.69 and 5,959,801.54

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Solution

The fourth proportional to 10,921,040.51, 15,071,355.69 and 5,959,801.54 is: 8,224,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,040.51 : 15,071,355.69 = 5,959,801.54 : x
  2. Step 2: Convert to fraction form
    10,921,040.51/15,071,355.69 = 5,959,801.54/x
  3. Step 3: Cross multiply
    10,921,040.51x = 15,071,355.69 × 5,959,801.54
  4. Step 4: Simplify right side
    10,921,040.51x = 89,822,288,855,540.31
  5. Step 5: Solve for x
    x = 89,822,288,855,540.31/10,921,040.51
  6. Step 6: Final answer
    x = 8,224,700.64

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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.