Home / 7,301,309.80-10,075,399.36-3,992,950.66

Finding the Fourth Proportional to 7,301,309.80, 10,075,399.36 and 3,992,950.66

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Solution

The fourth proportional to 7,301,309.80, 10,075,399.36 and 3,992,950.66 is: 5,510,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301,309.80 : 10,075,399.36 = 3,992,950.66 : x
  2. Step 2: Convert to fraction form
    7,301,309.80/10,075,399.36 = 3,992,950.66/x
  3. Step 3: Cross multiply
    7,301,309.80x = 10,075,399.36 × 3,992,950.66
  4. Step 4: Simplify right side
    7,301,309.80x = 40,230,572,524,275.58
  5. Step 5: Solve for x
    x = 40,230,572,524,275.58/7,301,309.80
  6. Step 6: Final answer
    x = 5,510,048.69

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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.