Home / 19,357,546.20-29,052,065.70-18,727,690.20

Finding the Fourth Proportional to 19,357,546.20, 29,052,065.70 and 18,727,690.20

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Solution

The fourth proportional to 19,357,546.20, 29,052,065.70 and 18,727,690.20 is: 28,106,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357,546.20 : 29,052,065.70 = 18,727,690.20 : x
  2. Step 2: Convert to fraction form
    19,357,546.20/29,052,065.70 = 18,727,690.20/x
  3. Step 3: Cross multiply
    19,357,546.20x = 29,052,065.70 × 18,727,690.20
  4. Step 4: Simplify right side
    19,357,546.20x = 544,078,086,099,646.12
  5. Step 5: Solve for x
    x = 544,078,086,099,646.12/19,357,546.20
  6. Step 6: Final answer
    x = 28,106,769.34

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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.