Home / 13,781,741.91-20,671,035.45-3,685,150.23

Finding the Fourth Proportional to 13,781,741.91, 20,671,035.45 and 3,685,150.23

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Solution

The fourth proportional to 13,781,741.91, 20,671,035.45 and 3,685,150.23 is: 5,527,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,741.91 : 20,671,035.45 = 3,685,150.23 : x
  2. Step 2: Convert to fraction form
    13,781,741.91/20,671,035.45 = 3,685,150.23/x
  3. Step 3: Cross multiply
    13,781,741.91x = 20,671,035.45 × 3,685,150.23
  4. Step 4: Simplify right side
    13,781,741.91x = 76,175,871,042,905.66
  5. Step 5: Solve for x
    x = 76,175,871,042,905.66/13,781,741.91
  6. Step 6: Final answer
    x = 5,527,303.55

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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.