Home / 73,163,460.02-109,734,507.38-21,334,135.22

Finding the Fourth Proportional to 73,163,460.02, 109,734,507.38 and 21,334,135.22

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Solution

The fourth proportional to 73,163,460.02, 109,734,507.38 and 21,334,135.22 is: 31,998,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163,460.02 : 109,734,507.38 = 21,334,135.22 : x
  2. Step 2: Convert to fraction form
    73,163,460.02/109,734,507.38 = 21,334,135.22/x
  3. Step 3: Cross multiply
    73,163,460.02x = 109,734,507.38 × 21,334,135.22
  4. Step 4: Simplify right side
    73,163,460.02x = 2,341,090,818,745,007.50
  5. Step 5: Solve for x
    x = 2,341,090,818,745,007.50/73,163,460.02
  6. Step 6: Final answer
    x = 31,998,087.82

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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.