Home / 23,329,986.60-34,994,979.90-18,511,588.20

Finding the Fourth Proportional to 23,329,986.60, 34,994,979.90 and 18,511,588.20

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Solution

The fourth proportional to 23,329,986.60, 34,994,979.90 and 18,511,588.20 is: 27,767,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329,986.60 : 34,994,979.90 = 18,511,588.20 : x
  2. Step 2: Convert to fraction form
    23,329,986.60/34,994,979.90 = 18,511,588.20/x
  3. Step 3: Cross multiply
    23,329,986.60x = 34,994,979.90 × 18,511,588.20
  4. Step 4: Simplify right side
    23,329,986.60x = 647,812,656,976,077.12
  5. Step 5: Solve for x
    x = 647,812,656,976,077.12/23,329,986.60
  6. Step 6: Final answer
    x = 27,767,382.30

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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.