Home / 10,757,531.40-16,137,885.20-3,840,474.56

Finding the Fourth Proportional to 10,757,531.40, 16,137,885.20 and 3,840,474.56

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Solution

The fourth proportional to 10,757,531.40, 16,137,885.20 and 3,840,474.56 is: 5,761,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757,531.40 : 16,137,885.20 = 3,840,474.56 : x
  2. Step 2: Convert to fraction form
    10,757,531.40/16,137,885.20 = 3,840,474.56/x
  3. Step 3: Cross multiply
    10,757,531.40x = 16,137,885.20 × 3,840,474.56
  4. Step 4: Simplify right side
    10,757,531.40x = 61,977,137,562,800.51
  5. Step 5: Solve for x
    x = 61,977,137,562,800.51/10,757,531.40
  6. Step 6: Final answer
    x = 5,761,278.80

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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.