Home / 11,380,036.61-15,705,885.12-7,463,086.81

Finding the Fourth Proportional to 11,380,036.61, 15,705,885.12 and 7,463,086.81

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Solution

The fourth proportional to 11,380,036.61, 15,705,885.12 and 7,463,086.81 is: 10,300,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380,036.61 : 15,705,885.12 = 7,463,086.81 : x
  2. Step 2: Convert to fraction form
    11,380,036.61/15,705,885.12 = 7,463,086.81/x
  3. Step 3: Cross multiply
    11,380,036.61x = 15,705,885.12 × 7,463,086.81
  4. Step 4: Simplify right side
    11,380,036.61x = 117,214,384,078,447.25
  5. Step 5: Solve for x
    x = 117,214,384,078,447.25/11,380,036.61
  6. Step 6: Final answer
    x = 10,300,000.61

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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.