Home / 66,032,723.80-99,072,705.30-27,705,986.20

Finding the Fourth Proportional to 66,032,723.80, 99,072,705.30 and 27,705,986.20

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Solution

The fourth proportional to 66,032,723.80, 99,072,705.30 and 27,705,986.20 is: 41,568,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,032,723.80 : 99,072,705.30 = 27,705,986.20 : x
  2. Step 2: Convert to fraction form
    66,032,723.80/99,072,705.30 = 27,705,986.20/x
  3. Step 3: Cross multiply
    66,032,723.80x = 99,072,705.30 × 27,705,986.20
  4. Step 4: Simplify right side
    66,032,723.80x = 2,744,907,005,838,466.50
  5. Step 5: Solve for x
    x = 2,744,907,005,838,466.50/66,032,723.80
  6. Step 6: Final answer
    x = 41,568,889.60

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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.