Home / 8,521,088.51-12,781,895.21-3,726,309.71

Finding the Fourth Proportional to 8,521,088.51, 12,781,895.21 and 3,726,309.71

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Solution

The fourth proportional to 8,521,088.51, 12,781,895.21 and 3,726,309.71 is: 5,589,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,088.51 : 12,781,895.21 = 3,726,309.71 : x
  2. Step 2: Convert to fraction form
    8,521,088.51/12,781,895.21 = 3,726,309.71/x
  3. Step 3: Cross multiply
    8,521,088.51x = 12,781,895.21 × 3,726,309.71
  4. Step 4: Simplify right side
    8,521,088.51x = 47,629,300,150,684.47
  5. Step 5: Solve for x
    x = 47,629,300,150,684.47/8,521,088.51
  6. Step 6: Final answer
    x = 5,589,579.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.