Home / 22,212,912.24-30,653,605.44-12,423,239.28

Finding the Fourth Proportional to 22,212,912.24, 30,653,605.44 and 12,423,239.28

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Solution

The fourth proportional to 22,212,912.24, 30,653,605.44 and 12,423,239.28 is: 17,143,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212,912.24 : 30,653,605.44 = 12,423,239.28 : x
  2. Step 2: Convert to fraction form
    22,212,912.24/30,653,605.44 = 12,423,239.28/x
  3. Step 3: Cross multiply
    22,212,912.24x = 30,653,605.44 × 12,423,239.28
  4. Step 4: Simplify right side
    22,212,912.24x = 380,817,075,175,829.69
  5. Step 5: Solve for x
    x = 380,817,075,175,829.69/22,212,912.24
  6. Step 6: Final answer
    x = 17,143,950.83

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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.