Home / 15,276,556.94-21,082,202.91-8,751,447.50

Finding the Fourth Proportional to 15,276,556.94, 21,082,202.91 and 8,751,447.50

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Solution

The fourth proportional to 15,276,556.94, 21,082,202.91 and 8,751,447.50 is: 12,077,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,556.94 : 21,082,202.91 = 8,751,447.50 : x
  2. Step 2: Convert to fraction form
    15,276,556.94/21,082,202.91 = 8,751,447.50/x
  3. Step 3: Cross multiply
    15,276,556.94x = 21,082,202.91 × 8,751,447.50
  4. Step 4: Simplify right side
    15,276,556.94x = 184,499,791,845,801.19
  5. Step 5: Solve for x
    x = 184,499,791,845,801.19/15,276,556.94
  6. Step 6: Final answer
    x = 12,077,315.11

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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.