Home / 6,558,782.48-9,817,995.53-4,279,398.81

Finding the Fourth Proportional to 6,558,782.48, 9,817,995.53 and 4,279,398.81

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Solution

The fourth proportional to 6,558,782.48, 9,817,995.53 and 4,279,398.81 is: 6,405,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558,782.48 : 9,817,995.53 = 4,279,398.81 : x
  2. Step 2: Convert to fraction form
    6,558,782.48/9,817,995.53 = 4,279,398.81/x
  3. Step 3: Cross multiply
    6,558,782.48x = 9,817,995.53 × 4,279,398.81
  4. Step 4: Simplify right side
    6,558,782.48x = 42,015,118,366,270.32
  5. Step 5: Solve for x
    x = 42,015,118,366,270.32/6,558,782.48
  6. Step 6: Final answer
    x = 6,405,932.58

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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.