Home / 21,071,947.77-31,610,935.26-6,500,097.99

Finding the Fourth Proportional to 21,071,947.77, 31,610,935.26 and 6,500,097.99

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Solution

The fourth proportional to 21,071,947.77, 31,610,935.26 and 6,500,097.99 is: 9,751,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,071,947.77 : 31,610,935.26 = 6,500,097.99 : x
  2. Step 2: Convert to fraction form
    21,071,947.77/31,610,935.26 = 6,500,097.99/x
  3. Step 3: Cross multiply
    21,071,947.77x = 31,610,935.26 × 6,500,097.99
  4. Step 4: Simplify right side
    21,071,947.77x = 205,474,176,745,546.16
  5. Step 5: Solve for x
    x = 205,474,176,745,546.16/21,071,947.77
  6. Step 6: Final answer
    x = 9,751,076.60

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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.