Home / 19,666,506.80-29,499,760.20-17,753,319.20

Finding the Fourth Proportional to 19,666,506.80, 29,499,760.20 and 17,753,319.20

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Solution

The fourth proportional to 19,666,506.80, 29,499,760.20 and 17,753,319.20 is: 26,629,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,506.80 : 29,499,760.20 = 17,753,319.20 : x
  2. Step 2: Convert to fraction form
    19,666,506.80/29,499,760.20 = 17,753,319.20/x
  3. Step 3: Cross multiply
    19,666,506.80x = 29,499,760.20 × 17,753,319.20
  4. Step 4: Simplify right side
    19,666,506.80x = 523,718,659,154,055.81
  5. Step 5: Solve for x
    x = 523,718,659,154,055.81/19,666,506.80
  6. Step 6: Final answer
    x = 26,629,978.80

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1.5x scale

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.