Home / 11,259,665.32-15,539,998.40-7,130,073.56

Finding the Fourth Proportional to 11,259,665.32, 15,539,998.40 and 7,130,073.56

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Solution

The fourth proportional to 11,259,665.32, 15,539,998.40 and 7,130,073.56 is: 9,840,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259,665.32 : 15,539,998.40 = 7,130,073.56 : x
  2. Step 2: Convert to fraction form
    11,259,665.32/15,539,998.40 = 7,130,073.56/x
  3. Step 3: Cross multiply
    11,259,665.32x = 15,539,998.40 × 7,130,073.56
  4. Step 4: Simplify right side
    11,259,665.32x = 110,801,331,714,282.30
  5. Step 5: Solve for x
    x = 110,801,331,714,282.30/11,259,665.32
  6. Step 6: Final answer
    x = 9,840,552.86

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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.