Home / 26,218,935.14-36,182,285.12-15,212,238.59

Finding the Fourth Proportional to 26,218,935.14, 36,182,285.12 and 15,212,238.59

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Solution

The fourth proportional to 26,218,935.14, 36,182,285.12 and 15,212,238.59 is: 20,992,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218,935.14 : 36,182,285.12 = 15,212,238.59 : x
  2. Step 2: Convert to fraction form
    26,218,935.14/36,182,285.12 = 15,212,238.59/x
  3. Step 3: Cross multiply
    26,218,935.14x = 36,182,285.12 × 15,212,238.59
  4. Step 4: Simplify right side
    26,218,935.14x = 550,413,554,105,333.12
  5. Step 5: Solve for x
    x = 550,413,554,105,333.12/26,218,935.14
  6. Step 6: Final answer
    x = 20,992,978.98

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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.