Home / 5,269,220.10-7,271,337.60-2,977,331.58

Finding the Fourth Proportional to 5,269,220.10, 7,271,337.60 and 2,977,331.58

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Solution

The fourth proportional to 5,269,220.10, 7,271,337.60 and 2,977,331.58 is: 4,108,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,220.10 : 7,271,337.60 = 2,977,331.58 : x
  2. Step 2: Convert to fraction form
    5,269,220.10/7,271,337.60 = 2,977,331.58/x
  3. Step 3: Cross multiply
    5,269,220.10x = 7,271,337.60 × 2,977,331.58
  4. Step 4: Simplify right side
    5,269,220.10x = 21,649,183,065,321.41
  5. Step 5: Solve for x
    x = 21,649,183,065,321.41/5,269,220.10
  6. Step 6: Final answer
    x = 4,108,612.40

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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.