Home / 25,474,927-35,154,344.64-13,872,464.32

Finding the Fourth Proportional to 25,474,927, 35,154,344.64 and 13,872,464.32

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Solution

The fourth proportional to 25,474,927, 35,154,344.64 and 13,872,464.32 is: 19,143,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474,927 : 35,154,344.64 = 13,872,464.32 : x
  2. Step 2: Convert to fraction form
    25,474,927/35,154,344.64 = 13,872,464.32/x
  3. Step 3: Cross multiply
    25,474,927x = 35,154,344.64 × 13,872,464.32
  4. Step 4: Simplify right side
    25,474,927x = 487,677,391,711,383.25
  5. Step 5: Solve for x
    x = 487,677,391,711,383.25/25,474,927
  6. Step 6: Final answer
    x = 19,143,426.46

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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.