Home / 54,323,086.19-81,484,651.35-13,383,322.50

Finding the Fourth Proportional to 54,323,086.19, 81,484,651.35 and 13,383,322.50

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Solution

The fourth proportional to 54,323,086.19, 81,484,651.35 and 13,383,322.50 is: 20,074,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,323,086.19 : 81,484,651.35 = 13,383,322.50 : x
  2. Step 2: Convert to fraction form
    54,323,086.19/81,484,651.35 = 13,383,322.50/x
  3. Step 3: Cross multiply
    54,323,086.19x = 81,484,651.35 × 13,383,322.50
  4. Step 4: Simplify right side
    54,323,086.19x = 1,090,535,368,122,677.75
  5. Step 5: Solve for x
    x = 1,090,535,368,122,677.75/54,323,086.19
  6. Step 6: Final answer
    x = 20,074,989.19

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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.