Home / 11,907,439.40-16,432,078.98-6,474,883.88

Finding the Fourth Proportional to 11,907,439.40, 16,432,078.98 and 6,474,883.88

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Solution

The fourth proportional to 11,907,439.40, 16,432,078.98 and 6,474,883.88 is: 8,935,237.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,439.40 : 16,432,078.98 = 6,474,883.88 : x
  2. Step 2: Convert to fraction form
    11,907,439.40/16,432,078.98 = 6,474,883.88/x
  3. Step 3: Cross multiply
    11,907,439.40x = 16,432,078.98 × 6,474,883.88
  4. Step 4: Simplify right side
    11,907,439.40x = 106,395,803,302,488.84
  5. Step 5: Solve for x
    x = 106,395,803,302,488.84/11,907,439.40
  6. Step 6: Final answer
    x = 8,935,237.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.