Home / 11,646,101.21-16,072,815.56-7,001,389.89

Finding the Fourth Proportional to 11,646,101.21, 16,072,815.56 and 7,001,389.89

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Solution

The fourth proportional to 11,646,101.21, 16,072,815.56 and 7,001,389.89 is: 9,662,636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646,101.21 : 16,072,815.56 = 7,001,389.89 : x
  2. Step 2: Convert to fraction form
    11,646,101.21/16,072,815.56 = 7,001,389.89/x
  3. Step 3: Cross multiply
    11,646,101.21x = 16,072,815.56 × 7,001,389.89
  4. Step 4: Simplify right side
    11,646,101.21x = 112,532,048,330,611.73
  5. Step 5: Solve for x
    x = 112,532,048,330,611.73/11,646,101.21
  6. Step 6: Final answer
    x = 9,662,636.99

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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.