Home / 73,009,647.10-109,507,353.44-19,156,959.10

Finding the Fourth Proportional to 73,009,647.10, 109,507,353.44 and 19,156,959.10

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Solution

The fourth proportional to 73,009,647.10, 109,507,353.44 and 19,156,959.10 is: 28,733,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,647.10 : 109,507,353.44 = 19,156,959.10 : x
  2. Step 2: Convert to fraction form
    73,009,647.10/109,507,353.44 = 19,156,959.10/x
  3. Step 3: Cross multiply
    73,009,647.10x = 109,507,353.44 × 19,156,959.10
  4. Step 4: Simplify right side
    73,009,647.10x = 2,097,827,890,999,324.50
  5. Step 5: Solve for x
    x = 2,097,827,890,999,324.50/73,009,647.10
  6. Step 6: Final answer
    x = 28,733,571.17

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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.