Home / 40,166,306.32-55,456,196-30,857,297.08

Finding the Fourth Proportional to 40,166,306.32, 55,456,196 and 30,857,297.08

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Solution

The fourth proportional to 40,166,306.32, 55,456,196 and 30,857,297.08 is: 42,603,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166,306.32 : 55,456,196 = 30,857,297.08 : x
  2. Step 2: Convert to fraction form
    40,166,306.32/55,456,196 = 30,857,297.08/x
  3. Step 3: Cross multiply
    40,166,306.32x = 55,456,196 × 30,857,297.08
  4. Step 4: Simplify right side
    40,166,306.32x = 1,711,228,314,898,707.50
  5. Step 5: Solve for x
    x = 1,711,228,314,898,707.50/40,166,306.32
  6. Step 6: Final answer
    x = 42,603,576.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.