Home / 10,221,626.66-15,317,293.19-4,148,969.18

Finding the Fourth Proportional to 10,221,626.66, 15,317,293.19 and 4,148,969.18

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Solution

The fourth proportional to 10,221,626.66, 15,317,293.19 and 4,148,969.18 is: 6,217,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221,626.66 : 15,317,293.19 = 4,148,969.18 : x
  2. Step 2: Convert to fraction form
    10,221,626.66/15,317,293.19 = 4,148,969.18/x
  3. Step 3: Cross multiply
    10,221,626.66x = 15,317,293.19 × 4,148,969.18
  4. Step 4: Simplify right side
    10,221,626.66x = 63,550,977,269,002.57
  5. Step 5: Solve for x
    x = 63,550,977,269,002.57/10,221,626.66
  6. Step 6: Final answer
    x = 6,217,305.66

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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.