Home / 4,705,111.80-7,041,921.30-4,138,241.40

Finding the Fourth Proportional to 4,705,111.80, 7,041,921.30 and 4,138,241.40

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Solution

The fourth proportional to 4,705,111.80, 7,041,921.30 and 4,138,241.40 is: 6,193,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,111.80 : 7,041,921.30 = 4,138,241.40 : x
  2. Step 2: Convert to fraction form
    4,705,111.80/7,041,921.30 = 4,138,241.40/x
  3. Step 3: Cross multiply
    4,705,111.80x = 7,041,921.30 × 4,138,241.40
  4. Step 4: Simplify right side
    4,705,111.80x = 29,141,170,259,201.82
  5. Step 5: Solve for x
    x = 29,141,170,259,201.82/4,705,111.80
  6. Step 6: Final answer
    x = 6,193,512.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.