Home / 13,781,756.91-20,671,057.98-3,685,165.23

Finding the Fourth Proportional to 13,781,756.91, 20,671,057.98 and 3,685,165.23

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Solution

The fourth proportional to 13,781,756.91, 20,671,057.98 and 3,685,165.23 is: 5,527,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,756.91 : 20,671,057.98 = 3,685,165.23 : x
  2. Step 2: Convert to fraction form
    13,781,756.91/20,671,057.98 = 3,685,165.23/x
  3. Step 3: Cross multiply
    13,781,756.91x = 20,671,057.98 × 3,685,165.23
  4. Step 4: Simplify right side
    13,781,756.91x = 76,176,264,135,210.03
  5. Step 5: Solve for x
    x = 76,176,264,135,210.03/13,781,756.91
  6. Step 6: Final answer
    x = 5,527,326.06

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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.