Home / 6,321,801.84-8,724,102.02-3,421,213.80

Finding the Fourth Proportional to 6,321,801.84, 8,724,102.02 and 3,421,213.80

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Solution

The fourth proportional to 6,321,801.84, 8,724,102.02 and 3,421,213.80 is: 4,721,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,801.84 : 8,724,102.02 = 3,421,213.80 : x
  2. Step 2: Convert to fraction form
    6,321,801.84/8,724,102.02 = 3,421,213.80/x
  3. Step 3: Cross multiply
    6,321,801.84x = 8,724,102.02 × 3,421,213.80
  4. Step 4: Simplify right side
    6,321,801.84x = 29,847,018,223,431.87
  5. Step 5: Solve for x
    x = 29,847,018,223,431.87/6,321,801.84
  6. Step 6: Final answer
    x = 4,721,283.42

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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.