Home / 6,439,321.04-8,885,833.44-3,538,649.48

Finding the Fourth Proportional to 6,439,321.04, 8,885,833.44 and 3,538,649.48

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Solution

The fourth proportional to 6,439,321.04, 8,885,833.44 and 3,538,649.48 is: 4,883,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,321.04 : 8,885,833.44 = 3,538,649.48 : x
  2. Step 2: Convert to fraction form
    6,439,321.04/8,885,833.44 = 3,538,649.48/x
  3. Step 3: Cross multiply
    6,439,321.04x = 8,885,833.44 × 3,538,649.48
  4. Step 4: Simplify right side
    6,439,321.04x = 31,443,849,881,822.61
  5. Step 5: Solve for x
    x = 31,443,849,881,822.61/6,439,321.04
  6. Step 6: Final answer
    x = 4,883,100.20

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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.