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Finding the Fourth Proportional to 9,992,692.80, 14,953,609.80 and 6,804,046.80

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Solution

The fourth proportional to 9,992,692.80, 14,953,609.80 and 6,804,046.80 is: 10,181,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,692.80 : 14,953,609.80 = 6,804,046.80 : x
  2. Step 2: Convert to fraction form
    9,992,692.80/14,953,609.80 = 6,804,046.80/x
  3. Step 3: Cross multiply
    9,992,692.80x = 14,953,609.80 × 6,804,046.80
  4. Step 4: Simplify right side
    9,992,692.80x = 101,745,060,908,138.64
  5. Step 5: Solve for x
    x = 101,745,060,908,138.64/9,992,692.80
  6. Step 6: Final answer
    x = 10,181,946.24

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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.