Home / 12,929,932.02-19,394,994.96-5,739,532.86

Finding the Fourth Proportional to 12,929,932.02, 19,394,994.96 and 5,739,532.86

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Solution

The fourth proportional to 12,929,932.02, 19,394,994.96 and 5,739,532.86 is: 8,609,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,929,932.02 : 19,394,994.96 = 5,739,532.86 : x
  2. Step 2: Convert to fraction form
    12,929,932.02/19,394,994.96 = 5,739,532.86/x
  3. Step 3: Cross multiply
    12,929,932.02x = 19,394,994.96 × 5,739,532.86
  4. Step 4: Simplify right side
    12,929,932.02x = 111,318,210,892,454.39
  5. Step 5: Solve for x
    x = 111,318,210,892,454.39/12,929,932.02
  6. Step 6: Final answer
    x = 8,609,342.32

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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.