Home / 12,552,895.42-18,836,607.65-5,265,702.56

Finding the Fourth Proportional to 12,552,895.42, 18,836,607.65 and 5,265,702.56

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Solution

The fourth proportional to 12,552,895.42, 18,836,607.65 and 5,265,702.56 is: 7,901,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,895.42 : 18,836,607.65 = 5,265,702.56 : x
  2. Step 2: Convert to fraction form
    12,552,895.42/18,836,607.65 = 5,265,702.56/x
  3. Step 3: Cross multiply
    12,552,895.42x = 18,836,607.65 × 5,265,702.56
  4. Step 4: Simplify right side
    12,552,895.42x = 99,187,973,097,992.06
  5. Step 5: Solve for x
    x = 99,187,973,097,992.06/12,552,895.42
  6. Step 6: Final answer
    x = 7,901,601.17

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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.