Home / 40,784,556.96-56,284,173.59-22,198,798.71

Finding the Fourth Proportional to 40,784,556.96, 56,284,173.59 and 22,198,798.71

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Solution

The fourth proportional to 40,784,556.96, 56,284,173.59 and 22,198,798.71 is: 30,635,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784,556.96 : 56,284,173.59 = 22,198,798.71 : x
  2. Step 2: Convert to fraction form
    40,784,556.96/56,284,173.59 = 22,198,798.71/x
  3. Step 3: Cross multiply
    40,784,556.96x = 56,284,173.59 × 22,198,798.71
  4. Step 4: Simplify right side
    40,784,556.96x = 1,249,441,039,972,114.25
  5. Step 5: Solve for x
    x = 1,249,441,039,972,114.25/40,784,556.96
  6. Step 6: Final answer
    x = 30,635,150.49

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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.