Home / 8,765,999.10-13,148,998.65-4,939,623.90

Finding the Fourth Proportional to 8,765,999.10, 13,148,998.65 and 4,939,623.90

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Solution

The fourth proportional to 8,765,999.10, 13,148,998.65 and 4,939,623.90 is: 7,409,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765,999.10 : 13,148,998.65 = 4,939,623.90 : x
  2. Step 2: Convert to fraction form
    8,765,999.10/13,148,998.65 = 4,939,623.90/x
  3. Step 3: Cross multiply
    8,765,999.10x = 13,148,998.65 × 4,939,623.90
  4. Step 4: Simplify right side
    8,765,999.10x = 64,951,107,992,607.74
  5. Step 5: Solve for x
    x = 64,951,107,992,607.74/8,765,999.10
  6. Step 6: Final answer
    x = 7,409,435.85

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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.