Home / 20,734,725.52-28,613,933.52-11,567,368.24

Finding the Fourth Proportional to 20,734,725.52, 28,613,933.52 and 11,567,368.24

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Solution

The fourth proportional to 20,734,725.52, 28,613,933.52 and 11,567,368.24 is: 15,962,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,725.52 : 28,613,933.52 = 11,567,368.24 : x
  2. Step 2: Convert to fraction form
    20,734,725.52/28,613,933.52 = 11,567,368.24/x
  3. Step 3: Cross multiply
    20,734,725.52x = 28,613,933.52 × 11,567,368.24
  4. Step 4: Simplify right side
    20,734,725.52x = 330,987,905,820,719.38
  5. Step 5: Solve for x
    x = 330,987,905,820,719.38/20,734,725.52
  6. Step 6: Final answer
    x = 15,962,975.03

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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.