Home / 57,141,355.15-78,841,561.53-33,620,918.51

Finding the Fourth Proportional to 57,141,355.15, 78,841,561.53 and 33,620,918.51

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Solution

The fourth proportional to 57,141,355.15, 78,841,561.53 and 33,620,918.51 is: 46,388,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,141,355.15 : 78,841,561.53 = 33,620,918.51 : x
  2. Step 2: Convert to fraction form
    57,141,355.15/78,841,561.53 = 33,620,918.51/x
  3. Step 3: Cross multiply
    57,141,355.15x = 78,841,561.53 × 33,620,918.51
  4. Step 4: Simplify right side
    57,141,355.15x = 2,650,725,715,598,385
  5. Step 5: Solve for x
    x = 2,650,725,715,598,385/57,141,355.15
  6. Step 6: Final answer
    x = 46,388,919.35

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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.