Home / 20,601,923.10-30,905,717.52-7,646,973

Finding the Fourth Proportional to 20,601,923.10, 30,905,717.52 and 7,646,973

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Solution

The fourth proportional to 20,601,923.10, 30,905,717.52 and 7,646,973 is: 11,471,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,601,923.10 : 30,905,717.52 = 7,646,973 : x
  2. Step 2: Convert to fraction form
    20,601,923.10/30,905,717.52 = 7,646,973/x
  3. Step 3: Cross multiply
    20,601,923.10x = 30,905,717.52 × 7,646,973
  4. Step 4: Simplify right side
    20,601,923.10x = 236,335,187,421,066.97
  5. Step 5: Solve for x
    x = 236,335,187,421,066.97/20,601,923.10
  6. Step 6: Final answer
    x = 11,471,511.00

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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.