Home / 14,826,289-20,460,140.58-8,387,761

Finding the Fourth Proportional to 14,826,289, 20,460,140.58 and 8,387,761

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Solution

The fourth proportional to 14,826,289, 20,460,140.58 and 8,387,761 is: 11,575,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,826,289 : 20,460,140.58 = 8,387,761 : x
  2. Step 2: Convert to fraction form
    14,826,289/20,460,140.58 = 8,387,761/x
  3. Step 3: Cross multiply
    14,826,289x = 20,460,140.58 × 8,387,761
  4. Step 4: Simplify right side
    14,826,289x = 171,614,769,211,441.38
  5. Step 5: Solve for x
    x = 171,614,769,211,441.38/14,826,289
  6. Step 6: Final answer
    x = 11,575,031.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.