Home / 65,325,121.98-98,001,853.77-19,885,735.50

Finding the Fourth Proportional to 65,325,121.98, 98,001,853.77 and 19,885,735.50

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Solution

The fourth proportional to 65,325,121.98, 98,001,853.77 and 19,885,735.50 is: 29,832,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,325,121.98 : 98,001,853.77 = 19,885,735.50 : x
  2. Step 2: Convert to fraction form
    65,325,121.98/98,001,853.77 = 19,885,735.50/x
  3. Step 3: Cross multiply
    65,325,121.98x = 98,001,853.77 × 19,885,735.50
  4. Step 4: Simplify right side
    65,325,121.98x = 1,948,838,942,579,897.75
  5. Step 5: Solve for x
    x = 1,948,838,942,579,897.75/65,325,121.98
  6. Step 6: Final answer
    x = 29,832,917.01

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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.