Home / 14,885,813.87-20,542,920.48-8,360,593.19

Finding the Fourth Proportional to 14,885,813.87, 20,542,920.48 and 8,360,593.19

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Solution

The fourth proportional to 14,885,813.87, 20,542,920.48 and 8,360,593.19 is: 11,537,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885,813.87 : 20,542,920.48 = 8,360,593.19 : x
  2. Step 2: Convert to fraction form
    14,885,813.87/20,542,920.48 = 8,360,593.19/x
  3. Step 3: Cross multiply
    14,885,813.87x = 20,542,920.48 × 8,360,593.19
  4. Step 4: Simplify right side
    14,885,813.87x = 171,751,000,965,084.94
  5. Step 5: Solve for x
    x = 171,751,000,965,084.94/14,885,813.87
  6. Step 6: Final answer
    x = 11,537,897.93

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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.