Home / 7,508,722.72-10,370,588.88-5,090,075.68

Finding the Fourth Proportional to 7,508,722.72, 10,370,588.88 and 5,090,075.68

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Solution

The fourth proportional to 7,508,722.72, 10,370,588.88 and 5,090,075.68 is: 7,030,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508,722.72 : 10,370,588.88 = 5,090,075.68 : x
  2. Step 2: Convert to fraction form
    7,508,722.72/10,370,588.88 = 5,090,075.68/x
  3. Step 3: Cross multiply
    7,508,722.72x = 10,370,588.88 × 5,090,075.68
  4. Step 4: Simplify right side
    7,508,722.72x = 52,787,082,245,366.44
  5. Step 5: Solve for x
    x = 52,787,082,245,366.44/7,508,722.72
  6. Step 6: Final answer
    x = 7,030,101.42

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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.