Home / 25,259,579.52-34,860,921.12-15,476,516.16

Finding the Fourth Proportional to 25,259,579.52, 34,860,921.12 and 15,476,516.16

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Solution

The fourth proportional to 25,259,579.52, 34,860,921.12 and 15,476,516.16 is: 21,359,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259,579.52 : 34,860,921.12 = 15,476,516.16 : x
  2. Step 2: Convert to fraction form
    25,259,579.52/34,860,921.12 = 15,476,516.16/x
  3. Step 3: Cross multiply
    25,259,579.52x = 34,860,921.12 × 15,476,516.16
  4. Step 4: Simplify right side
    25,259,579.52x = 539,525,609,066,165.25
  5. Step 5: Solve for x
    x = 539,525,609,066,165.25/25,259,579.52
  6. Step 6: Final answer
    x = 21,359,247.43

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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.