Home / 10,742,949-16,114,868.19-3,169,914.75

Finding the Fourth Proportional to 10,742,949, 16,114,868.19 and 3,169,914.75

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Solution

The fourth proportional to 10,742,949, 16,114,868.19 and 3,169,914.75 is: 4,755,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,949 : 16,114,868.19 = 3,169,914.75 : x
  2. Step 2: Convert to fraction form
    10,742,949/16,114,868.19 = 3,169,914.75/x
  3. Step 3: Cross multiply
    10,742,949x = 16,114,868.19 × 3,169,914.75
  4. Step 4: Simplify right side
    10,742,949x = 51,082,758,369,786.80
  5. Step 5: Solve for x
    x = 51,082,758,369,786.80/10,742,949
  6. Step 6: Final answer
    x = 4,755,003.34

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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.