Home / 7,500,739.20-10,351,010.40-4,062,994.08

Finding the Fourth Proportional to 7,500,739.20, 10,351,010.40 and 4,062,994.08

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Solution

The fourth proportional to 7,500,739.20, 10,351,010.40 and 4,062,994.08 is: 5,606,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500,739.20 : 10,351,010.40 = 4,062,994.08 : x
  2. Step 2: Convert to fraction form
    7,500,739.20/10,351,010.40 = 4,062,994.08/x
  3. Step 3: Cross multiply
    7,500,739.20x = 10,351,010.40 × 4,062,994.08
  4. Step 4: Simplify right side
    7,500,739.20x = 42,056,093,977,218.44
  5. Step 5: Solve for x
    x = 42,056,093,977,218.44/7,500,739.20
  6. Step 6: Final answer
    x = 5,606,926.58

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1.5x scale

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.