Home / 6,688,081.44-9,230,121.66-3,787,988.22

Finding the Fourth Proportional to 6,688,081.44, 9,230,121.66 and 3,787,988.22

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Solution

The fourth proportional to 6,688,081.44, 9,230,121.66 and 3,787,988.22 is: 5,227,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,081.44 : 9,230,121.66 = 3,787,988.22 : x
  2. Step 2: Convert to fraction form
    6,688,081.44/9,230,121.66 = 3,787,988.22/x
  3. Step 3: Cross multiply
    6,688,081.44x = 9,230,121.66 × 3,787,988.22
  4. Step 4: Simplify right side
    6,688,081.44x = 34,963,592,117,246.85
  5. Step 5: Solve for x
    x = 34,963,592,117,246.85/6,688,081.44
  6. Step 6: Final answer
    x = 5,227,746.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.