Home / 7,326,920.40-10,990,380.60-5,909,744.40

Finding the Fourth Proportional to 7,326,920.40, 10,990,380.60 and 5,909,744.40

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Solution

The fourth proportional to 7,326,920.40, 10,990,380.60 and 5,909,744.40 is: 8,864,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326,920.40 : 10,990,380.60 = 5,909,744.40 : x
  2. Step 2: Convert to fraction form
    7,326,920.40/10,990,380.60 = 5,909,744.40/x
  3. Step 3: Cross multiply
    7,326,920.40x = 10,990,380.60 × 5,909,744.40
  4. Step 4: Simplify right side
    7,326,920.40x = 64,950,340,204,718.64
  5. Step 5: Solve for x
    x = 64,950,340,204,718.64/7,326,920.40
  6. Step 6: Final answer
    x = 8,864,616.60

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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.