Home / 19,403,443.20-29,105,251.20-5,025,489.60

Finding the Fourth Proportional to 19,403,443.20, 29,105,251.20 and 5,025,489.60

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Solution

The fourth proportional to 19,403,443.20, 29,105,251.20 and 5,025,489.60 is: 7,538,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403,443.20 : 29,105,251.20 = 5,025,489.60 : x
  2. Step 2: Convert to fraction form
    19,403,443.20/29,105,251.20 = 5,025,489.60/x
  3. Step 3: Cross multiply
    19,403,443.20x = 29,105,251.20 × 5,025,489.60
  4. Step 4: Simplify right side
    19,403,443.20x = 146,268,137,210,987.50
  5. Step 5: Solve for x
    x = 146,268,137,210,987.50/19,403,443.20
  6. Step 6: Final answer
    x = 7,538,256.78

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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.