Home / 12,596,393.30-18,897,588.43-4,076,729.78

Finding the Fourth Proportional to 12,596,393.30, 18,897,588.43 and 4,076,729.78

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Solution

The fourth proportional to 12,596,393.30, 18,897,588.43 and 4,076,729.78 is: 6,116,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,393.30 : 18,897,588.43 = 4,076,729.78 : x
  2. Step 2: Convert to fraction form
    12,596,393.30/18,897,588.43 = 4,076,729.78/x
  3. Step 3: Cross multiply
    12,596,393.30x = 18,897,588.43 × 4,076,729.78
  4. Step 4: Simplify right side
    12,596,393.30x = 77,040,361,418,084.67
  5. Step 5: Solve for x
    x = 77,040,361,418,084.67/12,596,393.30
  6. Step 6: Final answer
    x = 6,116,065.10

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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.