Home / 39,052,360.85-53,892,256.80-21,648,661.97

Finding the Fourth Proportional to 39,052,360.85, 53,892,256.80 and 21,648,661.97

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Solution

The fourth proportional to 39,052,360.85, 53,892,256.80 and 21,648,661.97 is: 29,875,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,052,360.85 : 53,892,256.80 = 21,648,661.97 : x
  2. Step 2: Convert to fraction form
    39,052,360.85/53,892,256.80 = 21,648,661.97/x
  3. Step 3: Cross multiply
    39,052,360.85x = 53,892,256.80 × 21,648,661.97
  4. Step 4: Simplify right side
    39,052,360.85x = 1,166,695,250,263,633.75
  5. Step 5: Solve for x
    x = 1,166,695,250,263,633.75/39,052,360.85
  6. Step 6: Final answer
    x = 29,875,152.87

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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.