Home / 36,446,415.60-54,669,623.40-21,292,546.80

Finding the Fourth Proportional to 36,446,415.60, 54,669,623.40 and 21,292,546.80

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Solution

The fourth proportional to 36,446,415.60, 54,669,623.40 and 21,292,546.80 is: 31,938,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446,415.60 : 54,669,623.40 = 21,292,546.80 : x
  2. Step 2: Convert to fraction form
    36,446,415.60/54,669,623.40 = 21,292,546.80/x
  3. Step 3: Cross multiply
    36,446,415.60x = 54,669,623.40 × 21,292,546.80
  4. Step 4: Simplify right side
    36,446,415.60x = 1,164,055,514,782,875.25
  5. Step 5: Solve for x
    x = 1,164,055,514,782,875.25/36,446,415.60
  6. Step 6: Final answer
    x = 31,938,820.20

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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.