Home / 26,811,267.90-40,185,409.02-12,403,902.42

Finding the Fourth Proportional to 26,811,267.90, 40,185,409.02 and 12,403,902.42

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Solution

The fourth proportional to 26,811,267.90, 40,185,409.02 and 12,403,902.42 is: 18,591,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811,267.90 : 40,185,409.02 = 12,403,902.42 : x
  2. Step 2: Convert to fraction form
    26,811,267.90/40,185,409.02 = 12,403,902.42/x
  3. Step 3: Cross multiply
    26,811,267.90x = 40,185,409.02 × 12,403,902.42
  4. Step 4: Simplify right side
    26,811,267.90x = 498,455,892,191,867.88
  5. Step 5: Solve for x
    x = 498,455,892,191,867.88/26,811,267.90
  6. Step 6: Final answer
    x = 18,591,283.86

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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.