Home / 10,422,063.36-14,383,021.68-5,775,750.72

Finding the Fourth Proportional to 10,422,063.36, 14,383,021.68 and 5,775,750.72

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Solution

The fourth proportional to 10,422,063.36, 14,383,021.68 and 5,775,750.72 is: 7,970,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,063.36 : 14,383,021.68 = 5,775,750.72 : x
  2. Step 2: Convert to fraction form
    10,422,063.36/14,383,021.68 = 5,775,750.72/x
  3. Step 3: Cross multiply
    10,422,063.36x = 14,383,021.68 × 5,775,750.72
  4. Step 4: Simplify right side
    10,422,063.36x = 83,072,747,824,035.61
  5. Step 5: Solve for x
    x = 83,072,747,824,035.61/10,422,063.36
  6. Step 6: Final answer
    x = 7,970,854.23

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1.5x scale

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.