Home / 5,978,411.80-8,991,237.30-5,364,302.20

Finding the Fourth Proportional to 5,978,411.80, 8,991,237.30 and 5,364,302.20

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Solution

The fourth proportional to 5,978,411.80, 8,991,237.30 and 5,364,302.20 is: 8,067,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,411.80 : 8,991,237.30 = 5,364,302.20 : x
  2. Step 2: Convert to fraction form
    5,978,411.80/8,991,237.30 = 5,364,302.20/x
  3. Step 3: Cross multiply
    5,978,411.80x = 8,991,237.30 × 5,364,302.20
  4. Step 4: Simplify right side
    5,978,411.80x = 48,231,714,029,112.06
  5. Step 5: Solve for x
    x = 48,231,714,029,112.06/5,978,411.80
  6. Step 6: Final answer
    x = 8,067,646.67

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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.