Home / 65,921,464.29-98,872,571.24-19,222,401.18

Finding the Fourth Proportional to 65,921,464.29, 98,872,571.24 and 19,222,401.18

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Solution

The fourth proportional to 65,921,464.29, 98,872,571.24 and 19,222,401.18 is: 28,830,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,921,464.29 : 98,872,571.24 = 19,222,401.18 : x
  2. Step 2: Convert to fraction form
    65,921,464.29/98,872,571.24 = 19,222,401.18/x
  3. Step 3: Cross multiply
    65,921,464.29x = 98,872,571.24 × 19,222,401.18
  4. Step 4: Simplify right side
    65,921,464.29x = 1,900,568,230,073,410
  5. Step 5: Solve for x
    x = 1,900,568,230,073,410/65,921,464.29
  6. Step 6: Final answer
    x = 28,830,795.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.