Home / 9,218,625.71-12,721,706.04-5,088,659.52

Finding the Fourth Proportional to 9,218,625.71, 12,721,706.04 and 5,088,659.52

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Solution

The fourth proportional to 9,218,625.71, 12,721,706.04 and 5,088,659.52 is: 7,022,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,625.71 : 12,721,706.04 = 5,088,659.52 : x
  2. Step 2: Convert to fraction form
    9,218,625.71/12,721,706.04 = 5,088,659.52/x
  3. Step 3: Cross multiply
    9,218,625.71x = 12,721,706.04 × 5,088,659.52
  4. Step 4: Simplify right side
    9,218,625.71x = 64,736,430,551,087.49
  5. Step 5: Solve for x
    x = 64,736,430,551,087.49/9,218,625.71
  6. Step 6: Final answer
    x = 7,022,351.55

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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.