Home / 13,471,610.17-18,590,829.48-7,276,656.85

Finding the Fourth Proportional to 13,471,610.17, 18,590,829.48 and 7,276,656.85

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Solution

The fourth proportional to 13,471,610.17, 18,590,829.48 and 7,276,656.85 is: 10,041,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,610.17 : 18,590,829.48 = 7,276,656.85 : x
  2. Step 2: Convert to fraction form
    13,471,610.17/18,590,829.48 = 7,276,656.85/x
  3. Step 3: Cross multiply
    13,471,610.17x = 18,590,829.48 × 7,276,656.85
  4. Step 4: Simplify right side
    13,471,610.17x = 135,279,086,601,489.06
  5. Step 5: Solve for x
    x = 135,279,086,601,489.06/13,471,610.17
  6. Step 6: Final answer
    x = 10,041,790.47

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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.