Home / 59,716,078.77-82,365,738.35-39,859,832.81

Finding the Fourth Proportional to 59,716,078.77, 82,365,738.35 and 39,859,832.81

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Solution

The fourth proportional to 59,716,078.77, 82,365,738.35 and 39,859,832.81 is: 54,978,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,716,078.77 : 82,365,738.35 = 39,859,832.81 : x
  2. Step 2: Convert to fraction form
    59,716,078.77/82,365,738.35 = 39,859,832.81/x
  3. Step 3: Cross multiply
    59,716,078.77x = 82,365,738.35 × 39,859,832.81
  4. Step 4: Simplify right side
    59,716,078.77x = 3,283,084,559,292,077.50
  5. Step 5: Solve for x
    x = 3,283,084,559,292,077.50/59,716,078.77
  6. Step 6: Final answer
    x = 54,978,234.12

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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.