Home / 14,582,917.98-20,123,813.97-8,387,496.90

Finding the Fourth Proportional to 14,582,917.98, 20,123,813.97 and 8,387,496.90

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Solution

The fourth proportional to 14,582,917.98, 20,123,813.97 and 8,387,496.90 is: 11,574,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582,917.98 : 20,123,813.97 = 8,387,496.90 : x
  2. Step 2: Convert to fraction form
    14,582,917.98/20,123,813.97 = 8,387,496.90/x
  3. Step 3: Cross multiply
    14,582,917.98x = 20,123,813.97 × 8,387,496.90
  4. Step 4: Simplify right side
    14,582,917.98x = 168,788,427,289,551.69
  5. Step 5: Solve for x
    x = 168,788,427,289,551.69/14,582,917.98
  6. Step 6: Final answer
    x = 11,574,393.24

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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.