Home / 6,408,220.79-8,843,399.82-3,655,047.60

Finding the Fourth Proportional to 6,408,220.79, 8,843,399.82 and 3,655,047.60

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Solution

The fourth proportional to 6,408,220.79, 8,843,399.82 and 3,655,047.60 is: 5,043,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,220.79 : 8,843,399.82 = 3,655,047.60 : x
  2. Step 2: Convert to fraction form
    6,408,220.79/8,843,399.82 = 3,655,047.60/x
  3. Step 3: Cross multiply
    6,408,220.79x = 8,843,399.82 × 3,655,047.60
  4. Step 4: Simplify right side
    6,408,220.79x = 32,323,047,287,931.43
  5. Step 5: Solve for x
    x = 32,323,047,287,931.43/6,408,220.79
  6. Step 6: Final answer
    x = 5,043,997.14

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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.