Home / 18,134,927.67-25,025,840.55-9,875,087.94

Finding the Fourth Proportional to 18,134,927.67, 25,025,840.55 and 9,875,087.94

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Solution

The fourth proportional to 18,134,927.67, 25,025,840.55 and 9,875,087.94 is: 13,627,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,927.67 : 25,025,840.55 = 9,875,087.94 : x
  2. Step 2: Convert to fraction form
    18,134,927.67/25,025,840.55 = 9,875,087.94/x
  3. Step 3: Cross multiply
    18,134,927.67x = 25,025,840.55 × 9,875,087.94
  4. Step 4: Simplify right side
    18,134,927.67x = 247,132,376,203,667.97
  5. Step 5: Solve for x
    x = 247,132,376,203,667.97/18,134,927.67
  6. Step 6: Final answer
    x = 13,627,425.52

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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.