Home / 10,593,147.40-15,889,721.10-8,201,662.90

Finding the Fourth Proportional to 10,593,147.40, 15,889,721.10 and 8,201,662.90

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Solution

The fourth proportional to 10,593,147.40, 15,889,721.10 and 8,201,662.90 is: 12,302,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,593,147.40 : 15,889,721.10 = 8,201,662.90 : x
  2. Step 2: Convert to fraction form
    10,593,147.40/15,889,721.10 = 8,201,662.90/x
  3. Step 3: Cross multiply
    10,593,147.40x = 15,889,721.10 × 8,201,662.90
  4. Step 4: Simplify right side
    10,593,147.40x = 130,322,136,037,217.19
  5. Step 5: Solve for x
    x = 130,322,136,037,217.19/10,593,147.40
  6. Step 6: Final answer
    x = 12,302,494.35

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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.