Home / 5,432,899.80-8,149,349.70-4,818,790.20

Finding the Fourth Proportional to 5,432,899.80, 8,149,349.70 and 4,818,790.20

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Solution

The fourth proportional to 5,432,899.80, 8,149,349.70 and 4,818,790.20 is: 7,228,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,899.80 : 8,149,349.70 = 4,818,790.20 : x
  2. Step 2: Convert to fraction form
    5,432,899.80/8,149,349.70 = 4,818,790.20/x
  3. Step 3: Cross multiply
    5,432,899.80x = 8,149,349.70 × 4,818,790.20
  4. Step 4: Simplify right side
    5,432,899.80x = 39,270,006,470,732.95
  5. Step 5: Solve for x
    x = 39,270,006,470,732.95/5,432,899.80
  6. Step 6: Final answer
    x = 7,228,185.30

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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.