Home / 7,139,436.24-10,713,409.38-2,590,839.96

Finding the Fourth Proportional to 7,139,436.24, 10,713,409.38 and 2,590,839.96

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Solution

The fourth proportional to 7,139,436.24, 10,713,409.38 and 2,590,839.96 is: 3,887,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,436.24 : 10,713,409.38 = 2,590,839.96 : x
  2. Step 2: Convert to fraction form
    7,139,436.24/10,713,409.38 = 2,590,839.96/x
  3. Step 3: Cross multiply
    7,139,436.24x = 10,713,409.38 × 2,590,839.96
  4. Step 4: Simplify right side
    7,139,436.24x = 27,756,729,129,542.83
  5. Step 5: Solve for x
    x = 27,756,729,129,542.83/7,139,436.24
  6. Step 6: Final answer
    x = 3,887,804.05

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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.