Home / 8,809,672.70-13,211,398.65-3,130,082.30

Finding the Fourth Proportional to 8,809,672.70, 13,211,398.65 and 3,130,082.30

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Solution

The fourth proportional to 8,809,672.70, 13,211,398.65 and 3,130,082.30 is: 4,694,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,672.70 : 13,211,398.65 = 3,130,082.30 : x
  2. Step 2: Convert to fraction form
    8,809,672.70/13,211,398.65 = 3,130,082.30/x
  3. Step 3: Cross multiply
    8,809,672.70x = 13,211,398.65 × 3,130,082.30
  4. Step 4: Simplify right side
    8,809,672.70x = 41,352,765,072,608.89
  5. Step 5: Solve for x
    x = 41,352,765,072,608.89/8,809,672.70
  6. Step 6: Final answer
    x = 4,694,018.32

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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.