Home / 6,146,747.70-9,220,121.55-4,653,755.70

Finding the Fourth Proportional to 6,146,747.70, 9,220,121.55 and 4,653,755.70

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Solution

The fourth proportional to 6,146,747.70, 9,220,121.55 and 4,653,755.70 is: 6,980,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,747.70 : 9,220,121.55 = 4,653,755.70 : x
  2. Step 2: Convert to fraction form
    6,146,747.70/9,220,121.55 = 4,653,755.70/x
  3. Step 3: Cross multiply
    6,146,747.70x = 9,220,121.55 × 4,653,755.70
  4. Step 4: Simplify right side
    6,146,747.70x = 42,908,193,218,005.34
  5. Step 5: Solve for x
    x = 42,908,193,218,005.34/6,146,747.70
  6. Step 6: Final answer
    x = 6,980,633.55

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Similar ratio
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1.5x scale

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.