Home / 9,138,372.40-13,707,558.60-9,075,386.80

Finding the Fourth Proportional to 9,138,372.40, 13,707,558.60 and 9,075,386.80

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Solution

The fourth proportional to 9,138,372.40, 13,707,558.60 and 9,075,386.80 is: 13,613,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138,372.40 : 13,707,558.60 = 9,075,386.80 : x
  2. Step 2: Convert to fraction form
    9,138,372.40/13,707,558.60 = 9,075,386.80/x
  3. Step 3: Cross multiply
    9,138,372.40x = 13,707,558.60 × 9,075,386.80
  4. Step 4: Simplify right side
    9,138,372.40x = 124,401,396,378,666.48
  5. Step 5: Solve for x
    x = 124,401,396,378,666.48/9,138,372.40
  6. Step 6: Final answer
    x = 13,613,080.20

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Similar ratio
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1.5x scale

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.