Home / 9,439,164.54-13,026,435.93-5,309,388.45

Finding the Fourth Proportional to 9,439,164.54, 13,026,435.93 and 5,309,388.45

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Solution

The fourth proportional to 9,439,164.54, 13,026,435.93 and 5,309,388.45 is: 7,327,174.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,164.54 : 13,026,435.93 = 5,309,388.45 : x
  2. Step 2: Convert to fraction form
    9,439,164.54/13,026,435.93 = 5,309,388.45/x
  3. Step 3: Cross multiply
    9,439,164.54x = 13,026,435.93 × 5,309,388.45
  4. Step 4: Simplify right side
    9,439,164.54x = 69,162,408,471,407.01
  5. Step 5: Solve for x
    x = 69,162,408,471,407.01/9,439,164.54
  6. Step 6: Final answer
    x = 7,327,174.79

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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.