Home / 6,558,780.98-9,817,993.28-4,279,397.31

Finding the Fourth Proportional to 6,558,780.98, 9,817,993.28 and 4,279,397.31

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Solution

The fourth proportional to 6,558,780.98, 9,817,993.28 and 4,279,397.31 is: 6,405,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558,780.98 : 9,817,993.28 = 4,279,397.31 : x
  2. Step 2: Convert to fraction form
    6,558,780.98/9,817,993.28 = 4,279,397.31/x
  3. Step 3: Cross multiply
    6,558,780.98x = 9,817,993.28 × 4,279,397.31
  4. Step 4: Simplify right side
    6,558,780.98x = 42,015,094,010,633.09
  5. Step 5: Solve for x
    x = 42,015,094,010,633.09/6,558,780.98
  6. Step 6: Final answer
    x = 6,405,930.34

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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.