Home / 9,123,309.12-12,590,561.76-5,048,929.44

Finding the Fourth Proportional to 9,123,309.12, 12,590,561.76 and 5,048,929.44

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Solution

The fourth proportional to 9,123,309.12, 12,590,561.76 and 5,048,929.44 is: 6,967,741.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123,309.12 : 12,590,561.76 = 5,048,929.44 : x
  2. Step 2: Convert to fraction form
    9,123,309.12/12,590,561.76 = 5,048,929.44/x
  3. Step 3: Cross multiply
    9,123,309.12x = 12,590,561.76 × 5,048,929.44
  4. Step 4: Simplify right side
    9,123,309.12x = 63,568,857,936,202.22
  5. Step 5: Solve for x
    x = 63,568,857,936,202.22/9,123,309.12
  6. Step 6: Final answer
    x = 6,967,741.32

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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.