Home / 7,131,491.04-9,841,399.44-3,868,297.56

Finding the Fourth Proportional to 7,131,491.04, 9,841,399.44 and 3,868,297.56

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Solution

The fourth proportional to 7,131,491.04, 9,841,399.44 and 3,868,297.56 is: 5,338,219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,491.04 : 9,841,399.44 = 3,868,297.56 : x
  2. Step 2: Convert to fraction form
    7,131,491.04/9,841,399.44 = 3,868,297.56/x
  3. Step 3: Cross multiply
    7,131,491.04x = 9,841,399.44 × 3,868,297.56
  4. Step 4: Simplify right side
    7,131,491.04x = 38,069,461,440,737.37
  5. Step 5: Solve for x
    x = 38,069,461,440,737.37/7,131,491.04
  6. Step 6: Final answer
    x = 5,338,219.07

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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.