Home / 13,781,744.90-20,671,039.94-3,685,153.22

Finding the Fourth Proportional to 13,781,744.90, 20,671,039.94 and 3,685,153.22

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Solution

The fourth proportional to 13,781,744.90, 20,671,039.94 and 3,685,153.22 is: 5,527,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,744.90 : 20,671,039.94 = 3,685,153.22 : x
  2. Step 2: Convert to fraction form
    13,781,744.90/20,671,039.94 = 3,685,153.22/x
  3. Step 3: Cross multiply
    13,781,744.90x = 20,671,039.94 × 3,685,153.22
  4. Step 4: Simplify right side
    13,781,744.90x = 76,175,949,395,639.61
  5. Step 5: Solve for x
    x = 76,175,949,395,639.61/13,781,744.90
  6. Step 6: Final answer
    x = 5,527,308.04

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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.