Home / 39,026,440.08-53,854,237.44-21,621,747.36

Finding the Fourth Proportional to 39,026,440.08, 53,854,237.44 and 21,621,747.36

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Solution

The fourth proportional to 39,026,440.08, 53,854,237.44 and 21,621,747.36 is: 29,836,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,026,440.08 : 53,854,237.44 = 21,621,747.36 : x
  2. Step 2: Convert to fraction form
    39,026,440.08/53,854,237.44 = 21,621,747.36/x
  3. Step 3: Cross multiply
    39,026,440.08x = 53,854,237.44 × 21,621,747.36
  4. Step 4: Simplify right side
    39,026,440.08x = 1,164,422,716,193,133
  5. Step 5: Solve for x
    x = 1,164,422,716,193,133/39,026,440.08
  6. Step 6: Final answer
    x = 29,836,764.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.