Home / 6,385,590.87-8,809,050.54-4,179,482.42

Finding the Fourth Proportional to 6,385,590.87, 8,809,050.54 and 4,179,482.42

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Solution

The fourth proportional to 6,385,590.87, 8,809,050.54 and 4,179,482.42 is: 5,765,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385,590.87 : 8,809,050.54 = 4,179,482.42 : x
  2. Step 2: Convert to fraction form
    6,385,590.87/8,809,050.54 = 4,179,482.42/x
  3. Step 3: Cross multiply
    6,385,590.87x = 8,809,050.54 × 4,179,482.42
  4. Step 4: Simplify right side
    6,385,590.87x = 36,817,271,879,511.29
  5. Step 5: Solve for x
    x = 36,817,271,879,511.29/6,385,590.87
  6. Step 6: Final answer
    x = 5,765,679.74

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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.