Home / 6,528,227.90-9,786,121.05-5,088,112.70

Finding the Fourth Proportional to 6,528,227.90, 9,786,121.05 and 5,088,112.70

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Solution

The fourth proportional to 6,528,227.90, 9,786,121.05 and 5,088,112.70 is: 7,627,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,227.90 : 9,786,121.05 = 5,088,112.70 : x
  2. Step 2: Convert to fraction form
    6,528,227.90/9,786,121.05 = 5,088,112.70/x
  3. Step 3: Cross multiply
    6,528,227.90x = 9,786,121.05 × 5,088,112.70
  4. Step 4: Simplify right side
    6,528,227.90x = 49,792,886,798,242.34
  5. Step 5: Solve for x
    x = 49,792,886,798,242.34/6,528,227.90
  6. Step 6: Final answer
    x = 7,627,320.55

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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.