Home / 26,752,077.80-40,128,116.70-19,939,610.60

Finding the Fourth Proportional to 26,752,077.80, 40,128,116.70 and 19,939,610.60

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Solution

The fourth proportional to 26,752,077.80, 40,128,116.70 and 19,939,610.60 is: 29,909,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752,077.80 : 40,128,116.70 = 19,939,610.60 : x
  2. Step 2: Convert to fraction form
    26,752,077.80/40,128,116.70 = 19,939,610.60/x
  3. Step 3: Cross multiply
    26,752,077.80x = 40,128,116.70 × 19,939,610.60
  4. Step 4: Simplify right side
    26,752,077.80x = 800,139,021,109,357.12
  5. Step 5: Solve for x
    x = 800,139,021,109,357.12/26,752,077.80
  6. Step 6: Final answer
    x = 29,909,415.90

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1.5x scale

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.