Home / 7,277,447.50-10,916,696.40-2,789,723.50

Finding the Fourth Proportional to 7,277,447.50, 10,916,696.40 and 2,789,723.50

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Solution

The fourth proportional to 7,277,447.50, 10,916,696.40 and 2,789,723.50 is: 4,184,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277,447.50 : 10,916,696.40 = 2,789,723.50 : x
  2. Step 2: Convert to fraction form
    7,277,447.50/10,916,696.40 = 2,789,723.50/x
  3. Step 3: Cross multiply
    7,277,447.50x = 10,916,696.40 × 2,789,723.50
  4. Step 4: Simplify right side
    7,277,447.50x = 30,454,564,489,445.40
  5. Step 5: Solve for x
    x = 30,454,564,489,445.40/7,277,447.50
  6. Step 6: Final answer
    x = 4,184,786.56

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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.