Home / 11,890,499.09-17,831,374.02-4,107,432.90

Finding the Fourth Proportional to 11,890,499.09, 17,831,374.02 and 4,107,432.90

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Solution

The fourth proportional to 11,890,499.09, 17,831,374.02 and 4,107,432.90 is: 6,159,638.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,499.09 : 17,831,374.02 = 4,107,432.90 : x
  2. Step 2: Convert to fraction form
    11,890,499.09/17,831,374.02 = 4,107,432.90/x
  3. Step 3: Cross multiply
    11,890,499.09x = 17,831,374.02 × 4,107,432.90
  4. Step 4: Simplify right side
    11,890,499.09x = 73,241,172,268,519.42
  5. Step 5: Solve for x
    x = 73,241,172,268,519.42/11,890,499.09
  6. Step 6: Final answer
    x = 6,159,638.19

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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.