Home / 27,885,645.20-41,828,467.80-25,972,457.60

Finding the Fourth Proportional to 27,885,645.20, 41,828,467.80 and 25,972,457.60

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Solution

The fourth proportional to 27,885,645.20, 41,828,467.80 and 25,972,457.60 is: 38,958,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885,645.20 : 41,828,467.80 = 25,972,457.60 : x
  2. Step 2: Convert to fraction form
    27,885,645.20/41,828,467.80 = 25,972,457.60/x
  3. Step 3: Cross multiply
    27,885,645.20x = 41,828,467.80 × 25,972,457.60
  4. Step 4: Simplify right side
    27,885,645.20x = 1,086,388,106,408,465.25
  5. Step 5: Solve for x
    x = 1,086,388,106,408,465.25/27,885,645.20
  6. Step 6: Final answer
    x = 38,958,686.40

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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.