Home / 13,781,606.73-20,670,834.08-3,685,015.05

Finding the Fourth Proportional to 13,781,606.73, 20,670,834.08 and 3,685,015.05

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Solution

The fourth proportional to 13,781,606.73, 20,670,834.08 and 3,685,015.05 is: 5,527,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,606.73 : 20,670,834.08 = 3,685,015.05 : x
  2. Step 2: Convert to fraction form
    13,781,606.73/20,670,834.08 = 3,685,015.05/x
  3. Step 3: Cross multiply
    13,781,606.73x = 20,670,834.08 × 3,685,015.05
  4. Step 4: Simplify right side
    13,781,606.73x = 76,172,334,612,549.81
  5. Step 5: Solve for x
    x = 76,172,334,612,549.81/13,781,606.73
  6. Step 6: Final answer
    x = 5,527,101.17

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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.