Home / 26,559,171.88-36,651,739.94-15,397,840.40

Finding the Fourth Proportional to 26,559,171.88, 36,651,739.94 and 15,397,840.40

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Solution

The fourth proportional to 26,559,171.88, 36,651,739.94 and 15,397,840.40 is: 21,249,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559,171.88 : 36,651,739.94 = 15,397,840.40 : x
  2. Step 2: Convert to fraction form
    26,559,171.88/36,651,739.94 = 15,397,840.40/x
  3. Step 3: Cross multiply
    26,559,171.88x = 36,651,739.94 × 15,397,840.40
  4. Step 4: Simplify right side
    26,559,171.88x = 564,357,641,978,425.50
  5. Step 5: Solve for x
    x = 564,357,641,978,425.50/26,559,171.88
  6. Step 6: Final answer
    x = 21,249,067.72

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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.