Home / 8,892,562.78-12,271,744.74-4,818,181.78

Finding the Fourth Proportional to 8,892,562.78, 12,271,744.74 and 4,818,181.78

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Solution

The fourth proportional to 8,892,562.78, 12,271,744.74 and 4,818,181.78 is: 6,649,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,562.78 : 12,271,744.74 = 4,818,181.78 : x
  2. Step 2: Convert to fraction form
    8,892,562.78/12,271,744.74 = 4,818,181.78/x
  3. Step 3: Cross multiply
    8,892,562.78x = 12,271,744.74 × 4,818,181.78
  4. Step 4: Simplify right side
    8,892,562.78x = 59,127,496,915,078.84
  5. Step 5: Solve for x
    x = 59,127,496,915,078.84/8,892,562.78
  6. Step 6: Final answer
    x = 6,649,095.25

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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.