Home / 8,521,101.51-12,781,914.70-3,726,322.71

Finding the Fourth Proportional to 8,521,101.51, 12,781,914.70 and 3,726,322.71

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Solution

The fourth proportional to 8,521,101.51, 12,781,914.70 and 3,726,322.71 is: 5,589,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,101.51 : 12,781,914.70 = 3,726,322.71 : x
  2. Step 2: Convert to fraction form
    8,521,101.51/12,781,914.70 = 3,726,322.71/x
  3. Step 3: Cross multiply
    8,521,101.51x = 12,781,914.70 × 3,726,322.71
  4. Step 4: Simplify right side
    8,521,101.51x = 47,629,539,023,892.84
  5. Step 5: Solve for x
    x = 47,629,539,023,892.84/8,521,101.51
  6. Step 6: Final answer
    x = 5,589,598.83

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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.