Home / 51,544,187.20-77,314,531.20-13,206,077.20

Finding the Fourth Proportional to 51,544,187.20, 77,314,531.20 and 13,206,077.20

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Solution

The fourth proportional to 51,544,187.20, 77,314,531.20 and 13,206,077.20 is: 19,808,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,544,187.20 : 77,314,531.20 = 13,206,077.20 : x
  2. Step 2: Convert to fraction form
    51,544,187.20/77,314,531.20 = 13,206,077.20/x
  3. Step 3: Cross multiply
    51,544,187.20x = 77,314,531.20 × 13,206,077.20
  4. Step 4: Simplify right side
    51,544,187.20x = 1,021,021,667,709,008.62
  5. Step 5: Solve for x
    x = 1,021,021,667,709,008.62/51,544,187.20
  6. Step 6: Final answer
    x = 19,808,667.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.