Home / 21,590,745.11-32,391,798.06-7,759,101.20

Finding the Fourth Proportional to 21,590,745.11, 32,391,798.06 and 7,759,101.20

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Solution

The fourth proportional to 21,590,745.11, 32,391,798.06 and 7,759,101.20 is: 11,640,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590,745.11 : 32,391,798.06 = 7,759,101.20 : x
  2. Step 2: Convert to fraction form
    21,590,745.11/32,391,798.06 = 7,759,101.20/x
  3. Step 3: Cross multiply
    21,590,745.11x = 32,391,798.06 × 7,759,101.20
  4. Step 4: Simplify right side
    21,590,745.11x = 251,331,239,097,126.44
  5. Step 5: Solve for x
    x = 251,331,239,097,126.44/21,590,745.11
  6. Step 6: Final answer
    x = 11,640,693.17

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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.