Home / 22,395,972.16-30,907,420.32-12,607,048

Finding the Fourth Proportional to 22,395,972.16, 30,907,420.32 and 12,607,048

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Solution

The fourth proportional to 22,395,972.16, 30,907,420.32 and 12,607,048 is: 17,398,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395,972.16 : 30,907,420.32 = 12,607,048 : x
  2. Step 2: Convert to fraction form
    22,395,972.16/30,907,420.32 = 12,607,048/x
  3. Step 3: Cross multiply
    22,395,972.16x = 30,907,420.32 × 12,607,048
  4. Step 4: Simplify right side
    22,395,972.16x = 389,651,331,530,415.38
  5. Step 5: Solve for x
    x = 389,651,331,530,415.38/22,395,972.16
  6. Step 6: Final answer
    x = 17,398,277.19

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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.