Home / 12,520,822.87-17,294,943.86-10,354,118.23

Finding the Fourth Proportional to 12,520,822.87, 17,294,943.86 and 10,354,118.23

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Solution

The fourth proportional to 12,520,822.87, 17,294,943.86 and 10,354,118.23 is: 14,302,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,520,822.87 : 17,294,943.86 = 10,354,118.23 : x
  2. Step 2: Convert to fraction form
    12,520,822.87/17,294,943.86 = 10,354,118.23/x
  3. Step 3: Cross multiply
    12,520,822.87x = 17,294,943.86 × 10,354,118.23
  4. Step 4: Simplify right side
    12,520,822.87x = 179,073,893,507,652.56
  5. Step 5: Solve for x
    x = 179,073,893,507,652.56/12,520,822.87
  6. Step 6: Final answer
    x = 14,302,086.64

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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.