Home / 7,340,827.84-11,008,744.80-2,790,779.20

Finding the Fourth Proportional to 7,340,827.84, 11,008,744.80 and 2,790,779.20

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Solution

The fourth proportional to 7,340,827.84, 11,008,744.80 and 2,790,779.20 is: 4,185,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,827.84 : 11,008,744.80 = 2,790,779.20 : x
  2. Step 2: Convert to fraction form
    7,340,827.84/11,008,744.80 = 2,790,779.20/x
  3. Step 3: Cross multiply
    7,340,827.84x = 11,008,744.80 × 2,790,779.20
  4. Step 4: Simplify right side
    7,340,827.84x = 30,722,976,005,948.16
  5. Step 5: Solve for x
    x = 30,722,976,005,948.16/7,340,827.84
  6. Step 6: Final answer
    x = 4,185,219.53

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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.