Home / 19,861,570.80-29,792,356.20-7,096,489.20

Finding the Fourth Proportional to 19,861,570.80, 29,792,356.20 and 7,096,489.20

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Solution

The fourth proportional to 19,861,570.80, 29,792,356.20 and 7,096,489.20 is: 10,644,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861,570.80 : 29,792,356.20 = 7,096,489.20 : x
  2. Step 2: Convert to fraction form
    19,861,570.80/29,792,356.20 = 7,096,489.20/x
  3. Step 3: Cross multiply
    19,861,570.80x = 29,792,356.20 × 7,096,489.20
  4. Step 4: Simplify right side
    19,861,570.80x = 211,421,134,015,853.03
  5. Step 5: Solve for x
    x = 211,421,134,015,853.03/19,861,570.80
  6. Step 6: Final answer
    x = 10,644,733.80

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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.