Home / 7,235,367.68-9,984,924.40-3,972,483.20

Finding the Fourth Proportional to 7,235,367.68, 9,984,924.40 and 3,972,483.20

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Solution

The fourth proportional to 7,235,367.68, 9,984,924.40 and 3,972,483.20 is: 5,482,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235,367.68 : 9,984,924.40 = 3,972,483.20 : x
  2. Step 2: Convert to fraction form
    7,235,367.68/9,984,924.40 = 3,972,483.20/x
  3. Step 3: Cross multiply
    7,235,367.68x = 9,984,924.40 × 3,972,483.20
  4. Step 4: Simplify right side
    7,235,367.68x = 39,664,944,432,270.09
  5. Step 5: Solve for x
    x = 39,664,944,432,270.09/7,235,367.68
  6. Step 6: Final answer
    x = 5,482,091.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.