Home / 18,641,111.22-27,963,253.81-5,690,170.84

Finding the Fourth Proportional to 18,641,111.22, 27,963,253.81 and 5,690,170.84

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Solution

The fourth proportional to 18,641,111.22, 27,963,253.81 and 5,690,170.84 is: 8,535,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,111.22 : 27,963,253.81 = 5,690,170.84 : x
  2. Step 2: Convert to fraction form
    18,641,111.22/27,963,253.81 = 5,690,170.84/x
  3. Step 3: Cross multiply
    18,641,111.22x = 27,963,253.81 × 5,690,170.84
  4. Step 4: Simplify right side
    18,641,111.22x = 159,115,691,406,955.47
  5. Step 5: Solve for x
    x = 159,115,691,406,955.47/18,641,111.22
  6. Step 6: Final answer
    x = 8,535,740.68

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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.