Home / 66,528,057.10-99,717,436.05-37,787,961.10

Finding the Fourth Proportional to 66,528,057.10, 99,717,436.05 and 37,787,961.10

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Solution

The fourth proportional to 66,528,057.10, 99,717,436.05 and 37,787,961.10 is: 56,639,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,057.10 : 99,717,436.05 = 37,787,961.10 : x
  2. Step 2: Convert to fraction form
    66,528,057.10/99,717,436.05 = 37,787,961.10/x
  3. Step 3: Cross multiply
    66,528,057.10x = 99,717,436.05 × 37,787,961.10
  4. Step 4: Simplify right side
    66,528,057.10x = 3,768,118,594,449,137.50
  5. Step 5: Solve for x
    x = 3,768,118,594,449,137.50/66,528,057.10
  6. Step 6: Final answer
    x = 56,639,540.65

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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.