Home / 7,512,975.68-10,367,832.92-4,075,167.20

Finding the Fourth Proportional to 7,512,975.68, 10,367,832.92 and 4,075,167.20

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Solution

The fourth proportional to 7,512,975.68, 10,367,832.92 and 4,075,167.20 is: 5,623,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512,975.68 : 10,367,832.92 = 4,075,167.20 : x
  2. Step 2: Convert to fraction form
    7,512,975.68/10,367,832.92 = 4,075,167.20/x
  3. Step 3: Cross multiply
    7,512,975.68x = 10,367,832.92 × 4,075,167.20
  4. Step 4: Simplify right side
    7,512,975.68x = 42,250,652,650,664.23
  5. Step 5: Solve for x
    x = 42,250,652,650,664.23/7,512,975.68
  6. Step 6: Final answer
    x = 5,623,690.86

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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.