Home / 65,325,126.48-98,001,860.52-19,885,740

Finding the Fourth Proportional to 65,325,126.48, 98,001,860.52 and 19,885,740

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Solution

The fourth proportional to 65,325,126.48, 98,001,860.52 and 19,885,740 is: 29,832,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,325,126.48 : 98,001,860.52 = 19,885,740 : x
  2. Step 2: Convert to fraction form
    65,325,126.48/98,001,860.52 = 19,885,740/x
  3. Step 3: Cross multiply
    65,325,126.48x = 98,001,860.52 × 19,885,740
  4. Step 4: Simplify right side
    65,325,126.48x = 1,948,839,517,816,984.75
  5. Step 5: Solve for x
    x = 1,948,839,517,816,984.75/65,325,126.48
  6. Step 6: Final answer
    x = 29,832,923.76

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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.