Home / 4,920,802.70-7,372,346.70-4,212,214.70

Finding the Fourth Proportional to 4,920,802.70, 7,372,346.70 and 4,212,214.70

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Solution

The fourth proportional to 4,920,802.70, 7,372,346.70 and 4,212,214.70 is: 6,310,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,802.70 : 7,372,346.70 = 4,212,214.70 : x
  2. Step 2: Convert to fraction form
    4,920,802.70/7,372,346.70 = 4,212,214.70/x
  3. Step 3: Cross multiply
    4,920,802.70x = 7,372,346.70 × 4,212,214.70
  4. Step 4: Simplify right side
    4,920,802.70x = 31,053,907,143,236.49
  5. Step 5: Solve for x
    x = 31,053,907,143,236.49/4,920,802.70
  6. Step 6: Final answer
    x = 6,310,740.14

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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.