Home / 65,325,122.98-98,001,855.27-19,885,736.50

Finding the Fourth Proportional to 65,325,122.98, 98,001,855.27 and 19,885,736.50

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Solution

The fourth proportional to 65,325,122.98, 98,001,855.27 and 19,885,736.50 is: 29,832,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,325,122.98 : 98,001,855.27 = 19,885,736.50 : x
  2. Step 2: Convert to fraction form
    65,325,122.98/98,001,855.27 = 19,885,736.50/x
  3. Step 3: Cross multiply
    65,325,122.98x = 98,001,855.27 × 19,885,736.50
  4. Step 4: Simplify right side
    65,325,122.98x = 1,948,839,070,410,356.25
  5. Step 5: Solve for x
    x = 1,948,839,070,410,356.25/65,325,122.98
  6. Step 6: Final answer
    x = 29,832,918.51

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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.