Home / 30,622,511.10-45,933,766.65-9,055,191.90

Finding the Fourth Proportional to 30,622,511.10, 45,933,766.65 and 9,055,191.90

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Solution

The fourth proportional to 30,622,511.10, 45,933,766.65 and 9,055,191.90 is: 13,582,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,511.10 : 45,933,766.65 = 9,055,191.90 : x
  2. Step 2: Convert to fraction form
    30,622,511.10/45,933,766.65 = 9,055,191.90/x
  3. Step 3: Cross multiply
    30,622,511.10x = 45,933,766.65 × 9,055,191.90
  4. Step 4: Simplify right side
    30,622,511.10x = 415,939,071,705,570.12
  5. Step 5: Solve for x
    x = 415,939,071,705,570.12/30,622,511.10
  6. Step 6: Final answer
    x = 13,582,787.85

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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.