Home / 12,596,396.31-18,897,592.94-4,076,732.78

Finding the Fourth Proportional to 12,596,396.31, 18,897,592.94 and 4,076,732.78

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Solution

The fourth proportional to 12,596,396.31, 18,897,592.94 and 4,076,732.78 is: 6,116,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,396.31 : 18,897,592.94 = 4,076,732.78 : x
  2. Step 2: Convert to fraction form
    12,596,396.31/18,897,592.94 = 4,076,732.78/x
  3. Step 3: Cross multiply
    12,596,396.31x = 18,897,592.94 × 4,076,732.78
  4. Step 4: Simplify right side
    12,596,396.31x = 77,040,436,486,722.94
  5. Step 5: Solve for x
    x = 77,040,436,486,722.94/12,596,396.31
  6. Step 6: Final answer
    x = 6,116,069.60

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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.