Home / 61,290,958.40-91,936,437.60-27,176,091.20

Finding the Fourth Proportional to 61,290,958.40, 91,936,437.60 and 27,176,091.20

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Solution

The fourth proportional to 61,290,958.40, 91,936,437.60 and 27,176,091.20 is: 40,764,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,290,958.40 : 91,936,437.60 = 27,176,091.20 : x
  2. Step 2: Convert to fraction form
    61,290,958.40/91,936,437.60 = 27,176,091.20/x
  3. Step 3: Cross multiply
    61,290,958.40x = 91,936,437.60 × 27,176,091.20
  4. Step 4: Simplify right side
    61,290,958.40x = 2,498,473,012,820,709
  5. Step 5: Solve for x
    x = 2,498,473,012,820,709/61,290,958.40
  6. Step 6: Final answer
    x = 40,764,136.80

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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.