Home / 61,770,273.36-92,656,066.14-18,639,855.87

Finding the Fourth Proportional to 61,770,273.36, 92,656,066.14 and 18,639,855.87

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Solution

The fourth proportional to 61,770,273.36, 92,656,066.14 and 18,639,855.87 is: 27,959,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770,273.36 : 92,656,066.14 = 18,639,855.87 : x
  2. Step 2: Convert to fraction form
    61,770,273.36/92,656,066.14 = 18,639,855.87/x
  3. Step 3: Cross multiply
    61,770,273.36x = 92,656,066.14 × 18,639,855.87
  4. Step 4: Simplify right side
    61,770,273.36x = 1,727,095,718,330,787.25
  5. Step 5: Solve for x
    x = 1,727,095,718,330,787.25/61,770,273.36
  6. Step 6: Final answer
    x = 27,959,981.79

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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.