Home / 12,075,349.54-18,067,317.91-7,154,024.43

Finding the Fourth Proportional to 12,075,349.54, 18,067,317.91 and 7,154,024.43

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Solution

The fourth proportional to 12,075,349.54, 18,067,317.91 and 7,154,024.43 is: 10,703,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075,349.54 : 18,067,317.91 = 7,154,024.43 : x
  2. Step 2: Convert to fraction form
    12,075,349.54/18,067,317.91 = 7,154,024.43/x
  3. Step 3: Cross multiply
    12,075,349.54x = 18,067,317.91 × 7,154,024.43
  4. Step 4: Simplify right side
    12,075,349.54x = 129,254,033,712,716.53
  5. Step 5: Solve for x
    x = 129,254,033,712,716.53/12,075,349.54
  6. Step 6: Final answer
    x = 10,703,957.95

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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.