Home / 7,512,987.68-10,367,849.48-4,075,179.20

Finding the Fourth Proportional to 7,512,987.68, 10,367,849.48 and 4,075,179.20

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Solution

The fourth proportional to 7,512,987.68, 10,367,849.48 and 4,075,179.20 is: 5,623,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512,987.68 : 10,367,849.48 = 4,075,179.20 : x
  2. Step 2: Convert to fraction form
    7,512,987.68/10,367,849.48 = 4,075,179.20/x
  3. Step 3: Cross multiply
    7,512,987.68x = 10,367,849.48 × 4,075,179.20
  4. Step 4: Simplify right side
    7,512,987.68x = 42,250,844,549,626.82
  5. Step 5: Solve for x
    x = 42,250,844,549,626.82/7,512,987.68
  6. Step 6: Final answer
    x = 5,623,707.42

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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.