Home / 53,083,358.64-79,577,621-20,727,733.68

Finding the Fourth Proportional to 53,083,358.64, 79,577,621 and 20,727,733.68

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Solution

The fourth proportional to 53,083,358.64, 79,577,621 and 20,727,733.68 is: 31,073,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,083,358.64 : 79,577,621 = 20,727,733.68 : x
  2. Step 2: Convert to fraction form
    53,083,358.64/79,577,621 = 20,727,733.68/x
  3. Step 3: Cross multiply
    53,083,358.64x = 79,577,621 × 20,727,733.68
  4. Step 4: Simplify right side
    53,083,358.64x = 1,649,463,734,975,975.25
  5. Step 5: Solve for x
    x = 1,649,463,734,975,975.25/53,083,358.64
  6. Step 6: Final answer
    x = 31,073,085.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.