Home / 57,141,356.15-78,841,562.91-33,620,919.51

Finding the Fourth Proportional to 57,141,356.15, 78,841,562.91 and 33,620,919.51

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Solution

The fourth proportional to 57,141,356.15, 78,841,562.91 and 33,620,919.51 is: 46,388,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,141,356.15 : 78,841,562.91 = 33,620,919.51 : x
  2. Step 2: Convert to fraction form
    57,141,356.15/78,841,562.91 = 33,620,919.51/x
  3. Step 3: Cross multiply
    57,141,356.15x = 78,841,562.91 × 33,620,919.51
  4. Step 4: Simplify right side
    57,141,356.15x = 2,650,725,840,639,711
  5. Step 5: Solve for x
    x = 2,650,725,840,639,711/57,141,356.15
  6. Step 6: Final answer
    x = 46,388,920.73

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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.