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Finding the Fourth Proportional to 8,652,060.09, 12,978,133.88 and 2,262,326.49

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Solution

The fourth proportional to 8,652,060.09, 12,978,133.88 and 2,262,326.49 is: 3,393,501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652,060.09 : 12,978,133.88 = 2,262,326.49 : x
  2. Step 2: Convert to fraction form
    8,652,060.09/12,978,133.88 = 2,262,326.49/x
  3. Step 3: Cross multiply
    8,652,060.09x = 12,978,133.88 × 2,262,326.49
  4. Step 4: Simplify right side
    8,652,060.09x = 29,360,776,056,178.85
  5. Step 5: Solve for x
    x = 29,360,776,056,178.85/8,652,060.09
  6. Step 6: Final answer
    x = 3,393,501.17

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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.