Home / 13,781,746.92-20,671,042.98-3,685,155.24

Finding the Fourth Proportional to 13,781,746.92, 20,671,042.98 and 3,685,155.24

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Solution

The fourth proportional to 13,781,746.92, 20,671,042.98 and 3,685,155.24 is: 5,527,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,746.92 : 20,671,042.98 = 3,685,155.24 : x
  2. Step 2: Convert to fraction form
    13,781,746.92/20,671,042.98 = 3,685,155.24/x
  3. Step 3: Cross multiply
    13,781,746.92x = 20,671,042.98 × 3,685,155.24
  4. Step 4: Simplify right side
    13,781,746.92x = 76,176,002,354,012.22
  5. Step 5: Solve for x
    x = 76,176,002,354,012.22/13,781,746.92
  6. Step 6: Final answer
    x = 5,527,311.07

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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.