Home / 10,752,123.60-16,117,687.80-9,618,382.80

Finding the Fourth Proportional to 10,752,123.60, 16,117,687.80 and 9,618,382.80

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Solution

The fourth proportional to 10,752,123.60, 16,117,687.80 and 9,618,382.80 is: 14,418,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,123.60 : 16,117,687.80 = 9,618,382.80 : x
  2. Step 2: Convert to fraction form
    10,752,123.60/16,117,687.80 = 9,618,382.80/x
  3. Step 3: Cross multiply
    10,752,123.60x = 16,117,687.80 × 9,618,382.80
  4. Step 4: Simplify right side
    10,752,123.60x = 155,026,091,111,289.84
  5. Step 5: Solve for x
    x = 155,026,091,111,289.84/10,752,123.60
  6. Step 6: Final answer
    x = 14,418,183.50

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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.