Home / 12,552,895.23-18,836,607.36-5,265,702.38

Finding the Fourth Proportional to 12,552,895.23, 18,836,607.36 and 5,265,702.38

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Solution

The fourth proportional to 12,552,895.23, 18,836,607.36 and 5,265,702.38 is: 7,901,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,895.23 : 18,836,607.36 = 5,265,702.38 : x
  2. Step 2: Convert to fraction form
    12,552,895.23/18,836,607.36 = 5,265,702.38/x
  3. Step 3: Cross multiply
    12,552,895.23x = 18,836,607.36 × 5,265,702.38
  4. Step 4: Simplify right side
    12,552,895.23x = 99,187,968,112,494.48
  5. Step 5: Solve for x
    x = 99,187,968,112,494.48/12,552,895.23
  6. Step 6: Final answer
    x = 7,901,600.89

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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.