Home / 5,269,221.60-7,271,339.67-2,977,333.08

Finding the Fourth Proportional to 5,269,221.60, 7,271,339.67 and 2,977,333.08

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Solution

The fourth proportional to 5,269,221.60, 7,271,339.67 and 2,977,333.08 is: 4,108,614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,221.60 : 7,271,339.67 = 2,977,333.08 : x
  2. Step 2: Convert to fraction form
    5,269,221.60/7,271,339.67 = 2,977,333.08/x
  3. Step 3: Cross multiply
    5,269,221.60x = 7,271,339.67 × 2,977,333.08
  4. Step 4: Simplify right side
    5,269,221.60x = 21,649,200,135,407.29
  5. Step 5: Solve for x
    x = 21,649,200,135,407.29/5,269,221.60
  6. Step 6: Final answer
    x = 4,108,614.47

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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.