Home / 15,197,937.45-20,972,523.83-8,322,301.05

Finding the Fourth Proportional to 15,197,937.45, 20,972,523.83 and 8,322,301.05

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Solution

The fourth proportional to 15,197,937.45, 20,972,523.83 and 8,322,301.05 is: 11,484,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197,937.45 : 20,972,523.83 = 8,322,301.05 : x
  2. Step 2: Convert to fraction form
    15,197,937.45/20,972,523.83 = 8,322,301.05/x
  3. Step 3: Cross multiply
    15,197,937.45x = 20,972,523.83 × 8,322,301.05
  4. Step 4: Simplify right side
    15,197,937.45x = 174,539,657,049,947.50
  5. Step 5: Solve for x
    x = 174,539,657,049,947.50/15,197,937.45
  6. Step 6: Final answer
    x = 11,484,430.54

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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.