Home / 5,470,899.80-8,194,539.90-3,557,712.20

Finding the Fourth Proportional to 5,470,899.80, 8,194,539.90 and 3,557,712.20

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Solution

The fourth proportional to 5,470,899.80, 8,194,539.90 and 3,557,712.20 is: 5,328,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,899.80 : 8,194,539.90 = 3,557,712.20 : x
  2. Step 2: Convert to fraction form
    5,470,899.80/8,194,539.90 = 3,557,712.20/x
  3. Step 3: Cross multiply
    5,470,899.80x = 8,194,539.90 × 3,557,712.20
  4. Step 4: Simplify right side
    5,470,899.80x = 29,153,814,575,616.78
  5. Step 5: Solve for x
    x = 29,153,814,575,616.78/5,470,899.80
  6. Step 6: Final answer
    x = 5,328,888.42

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1.5x scale

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.