Home / 12,492,409.96-17,237,619.30-7,057,919.08

Finding the Fourth Proportional to 12,492,409.96, 17,237,619.30 and 7,057,919.08

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Solution

The fourth proportional to 12,492,409.96, 17,237,619.30 and 7,057,919.08 is: 9,738,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,409.96 : 17,237,619.30 = 7,057,919.08 : x
  2. Step 2: Convert to fraction form
    12,492,409.96/17,237,619.30 = 7,057,919.08/x
  3. Step 3: Cross multiply
    12,492,409.96x = 17,237,619.30 × 7,057,919.08
  4. Step 4: Simplify right side
    12,492,409.96x = 121,661,722,151,246.25
  5. Step 5: Solve for x
    x = 121,661,722,151,246.25/12,492,409.96
  6. Step 6: Final answer
    x = 9,738,851.23

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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.