Home / 73,163,598.48-109,734,714.72-21,334,273.56

Finding the Fourth Proportional to 73,163,598.48, 109,734,714.72 and 21,334,273.56

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Solution

The fourth proportional to 73,163,598.48, 109,734,714.72 and 21,334,273.56 is: 31,998,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163,598.48 : 109,734,714.72 = 21,334,273.56 : x
  2. Step 2: Convert to fraction form
    73,163,598.48/109,734,714.72 = 21,334,273.56/x
  3. Step 3: Cross multiply
    73,163,598.48x = 109,734,714.72 × 21,334,273.56
  4. Step 4: Simplify right side
    73,163,598.48x = 2,341,110,422,865,038.50
  5. Step 5: Solve for x
    x = 2,341,110,422,865,038.50/73,163,598.48
  6. Step 6: Final answer
    x = 31,998,295.21

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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.