Home / 25,355,273.52-34,990,020.12-13,752,587.88

Finding the Fourth Proportional to 25,355,273.52, 34,990,020.12 and 13,752,587.88

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Solution

The fourth proportional to 25,355,273.52, 34,990,020.12 and 13,752,587.88 is: 18,978,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355,273.52 : 34,990,020.12 = 13,752,587.88 : x
  2. Step 2: Convert to fraction form
    25,355,273.52/34,990,020.12 = 13,752,587.88/x
  3. Step 3: Cross multiply
    25,355,273.52x = 34,990,020.12 × 13,752,587.88
  4. Step 4: Simplify right side
    25,355,273.52x = 481,203,326,623,268.12
  5. Step 5: Solve for x
    x = 481,203,326,623,268.12/25,355,273.52
  6. Step 6: Final answer
    x = 18,978,431.70

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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.