Home / 43,020,115.74-64,540,259.73-17,113,887.36

Finding the Fourth Proportional to 43,020,115.74, 64,540,259.73 and 17,113,887.36

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Solution

The fourth proportional to 43,020,115.74, 64,540,259.73 and 17,113,887.36 is: 25,674,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,020,115.74 : 64,540,259.73 = 17,113,887.36 : x
  2. Step 2: Convert to fraction form
    43,020,115.74/64,540,259.73 = 17,113,887.36/x
  3. Step 3: Cross multiply
    43,020,115.74x = 64,540,259.73 × 17,113,887.36
  4. Step 4: Simplify right side
    43,020,115.74x = 1,104,534,735,204,363.88
  5. Step 5: Solve for x
    x = 1,104,534,735,204,363.88/43,020,115.74
  6. Step 6: Final answer
    x = 25,674,843.41

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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.