Home / 9,760,071.68-13,468,898.65-5,409,811.56

Finding the Fourth Proportional to 9,760,071.68, 13,468,898.65 and 5,409,811.56

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Solution

The fourth proportional to 9,760,071.68, 13,468,898.65 and 5,409,811.56 is: 7,465,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760,071.68 : 13,468,898.65 = 5,409,811.56 : x
  2. Step 2: Convert to fraction form
    9,760,071.68/13,468,898.65 = 5,409,811.56/x
  3. Step 3: Cross multiply
    9,760,071.68x = 13,468,898.65 × 5,409,811.56
  4. Step 4: Simplify right side
    9,760,071.68x = 72,864,203,664,365.62
  5. Step 5: Solve for x
    x = 72,864,203,664,365.62/9,760,071.68
  6. Step 6: Final answer
    x = 7,465,539.81

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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.