Home / 9,218,626.71-12,721,707.42-5,088,660.52

Finding the Fourth Proportional to 9,218,626.71, 12,721,707.42 and 5,088,660.52

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Solution

The fourth proportional to 9,218,626.71, 12,721,707.42 and 5,088,660.52 is: 7,022,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,626.71 : 12,721,707.42 = 5,088,660.52 : x
  2. Step 2: Convert to fraction form
    9,218,626.71/12,721,707.42 = 5,088,660.52/x
  3. Step 3: Cross multiply
    9,218,626.71x = 12,721,707.42 × 5,088,660.52
  4. Step 4: Simplify right side
    9,218,626.71x = 64,736,450,295,145.05
  5. Step 5: Solve for x
    x = 64,736,450,295,145.05/9,218,626.71
  6. Step 6: Final answer
    x = 7,022,352.93

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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.