Home / 6,443,549.44-8,892,131.28-3,543,127.36

Finding the Fourth Proportional to 6,443,549.44, 8,892,131.28 and 3,543,127.36

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Solution

The fourth proportional to 6,443,549.44, 8,892,131.28 and 3,543,127.36 is: 4,889,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,549.44 : 8,892,131.28 = 3,543,127.36 : x
  2. Step 2: Convert to fraction form
    6,443,549.44/8,892,131.28 = 3,543,127.36/x
  3. Step 3: Cross multiply
    6,443,549.44x = 8,892,131.28 × 3,543,127.36
  4. Step 4: Simplify right side
    6,443,549.44x = 31,505,953,626,879.82
  5. Step 5: Solve for x
    x = 31,505,953,626,879.82/6,443,549.44
  6. Step 6: Final answer
    x = 4,889,533.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.