Home / 8,432,085-12,648,477.42-2,448,453

Finding the Fourth Proportional to 8,432,085, 12,648,477.42 and 2,448,453

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Solution

The fourth proportional to 8,432,085, 12,648,477.42 and 2,448,453 is: 3,672,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,085 : 12,648,477.42 = 2,448,453 : x
  2. Step 2: Convert to fraction form
    8,432,085/12,648,477.42 = 2,448,453/x
  3. Step 3: Cross multiply
    8,432,085x = 12,648,477.42 × 2,448,453
  4. Step 4: Simplify right side
    8,432,085x = 30,969,202,484,431.26
  5. Step 5: Solve for x
    x = 30,969,202,484,431.26/8,432,085
  6. Step 6: Final answer
    x = 3,672,781.11

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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.