Home / 21,001,764.75-31,507,961.54-5,855,696.25

Finding the Fourth Proportional to 21,001,764.75, 31,507,961.54 and 5,855,696.25

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Solution

The fourth proportional to 21,001,764.75, 31,507,961.54 and 5,855,696.25 is: 8,785,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001,764.75 : 31,507,961.54 = 5,855,696.25 : x
  2. Step 2: Convert to fraction form
    21,001,764.75/31,507,961.54 = 5,855,696.25/x
  3. Step 3: Cross multiply
    21,001,764.75x = 31,507,961.54 × 5,855,696.25
  4. Step 4: Simplify right side
    21,001,764.75x = 184,501,052,205,643.75
  5. Step 5: Solve for x
    x = 184,501,052,205,643.75/21,001,764.75
  6. Step 6: Final answer
    x = 8,785,026.13

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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.