Home / 10,082,543.09-15,123,736.88-2,509,457.81

Finding the Fourth Proportional to 10,082,543.09, 15,123,736.88 and 2,509,457.81

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Solution

The fourth proportional to 10,082,543.09, 15,123,736.88 and 2,509,457.81 is: 3,764,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,543.09 : 15,123,736.88 = 2,509,457.81 : x
  2. Step 2: Convert to fraction form
    10,082,543.09/15,123,736.88 = 2,509,457.81/x
  3. Step 3: Cross multiply
    10,082,543.09x = 15,123,736.88 × 2,509,457.81
  4. Step 4: Simplify right side
    10,082,543.09x = 37,952,379,617,353.74
  5. Step 5: Solve for x
    x = 37,952,379,617,353.74/10,082,543.09
  6. Step 6: Final answer
    x = 3,764,167.36

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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.