Home / 5,257,563.10-7,881,970.65-2,227,255.90

Finding the Fourth Proportional to 5,257,563.10, 7,881,970.65 and 2,227,255.90

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Solution

The fourth proportional to 5,257,563.10, 7,881,970.65 and 2,227,255.90 is: 3,339,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,563.10 : 7,881,970.65 = 2,227,255.90 : x
  2. Step 2: Convert to fraction form
    5,257,563.10/7,881,970.65 = 2,227,255.90/x
  3. Step 3: Cross multiply
    5,257,563.10x = 7,881,970.65 × 2,227,255.90
  4. Step 4: Simplify right side
    5,257,563.10x = 17,555,165,633,839.34
  5. Step 5: Solve for x
    x = 17,555,165,633,839.34/5,257,563.10
  6. Step 6: Final answer
    x = 3,339,030.90

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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.