Home / 12,700,811.66-17,526,558.60-7,194,076.07

Finding the Fourth Proportional to 12,700,811.66, 17,526,558.60 and 7,194,076.07

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Solution

The fourth proportional to 12,700,811.66, 17,526,558.60 and 7,194,076.07 is: 9,927,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700,811.66 : 17,526,558.60 = 7,194,076.07 : x
  2. Step 2: Convert to fraction form
    12,700,811.66/17,526,558.60 = 7,194,076.07/x
  3. Step 3: Cross multiply
    12,700,811.66x = 17,526,558.60 × 7,194,076.07
  4. Step 4: Simplify right side
    12,700,811.66x = 126,087,395,726,079.92
  5. Step 5: Solve for x
    x = 126,087,395,726,079.92/12,700,811.66
  6. Step 6: Final answer
    x = 9,927,506.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.