Home / 11,008,139.80-16,496,463.30-8,106,865.60

Finding the Fourth Proportional to 11,008,139.80, 16,496,463.30 and 8,106,865.60

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Solution

The fourth proportional to 11,008,139.80, 16,496,463.30 and 8,106,865.60 is: 12,148,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,139.80 : 16,496,463.30 = 8,106,865.60 : x
  2. Step 2: Convert to fraction form
    11,008,139.80/16,496,463.30 = 8,106,865.60/x
  3. Step 3: Cross multiply
    11,008,139.80x = 16,496,463.30 × 8,106,865.60
  4. Step 4: Simplify right side
    11,008,139.80x = 133,734,610,848,432.48
  5. Step 5: Solve for x
    x = 133,734,610,848,432.48/11,008,139.80
  6. Step 6: Final answer
    x = 12,148,702.08

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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.