Home / 18,245,965.35-25,179,498.91-9,873,335.19

Finding the Fourth Proportional to 18,245,965.35, 25,179,498.91 and 9,873,335.19

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Solution

The fourth proportional to 18,245,965.35, 25,179,498.91 and 9,873,335.19 is: 13,625,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245,965.35 : 25,179,498.91 = 9,873,335.19 : x
  2. Step 2: Convert to fraction form
    18,245,965.35/25,179,498.91 = 9,873,335.19/x
  3. Step 3: Cross multiply
    18,245,965.35x = 25,179,498.91 × 9,873,335.19
  4. Step 4: Simplify right side
    18,245,965.35x = 248,605,632,516,430.50
  5. Step 5: Solve for x
    x = 248,605,632,516,430.50/18,245,965.35
  6. Step 6: Final answer
    x = 13,625,238.67

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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.