Home / 29,403,331.37-40,585,150.87-19,613,752.21

Finding the Fourth Proportional to 29,403,331.37, 40,585,150.87 and 19,613,752.21

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Solution

The fourth proportional to 29,403,331.37, 40,585,150.87 and 19,613,752.21 is: 27,072,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403,331.37 : 40,585,150.87 = 19,613,752.21 : x
  2. Step 2: Convert to fraction form
    29,403,331.37/40,585,150.87 = 19,613,752.21/x
  3. Step 3: Cross multiply
    29,403,331.37x = 40,585,150.87 × 19,613,752.21
  4. Step 4: Simplify right side
    29,403,331.37x = 796,027,092,569,645.88
  5. Step 5: Solve for x
    x = 796,027,092,569,645.88/29,403,331.37
  6. Step 6: Final answer
    x = 27,072,683.79

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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.