Home / 14,067,996.64-19,413,417.78-7,788,803.54

Finding the Fourth Proportional to 14,067,996.64, 19,413,417.78 and 7,788,803.54

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Solution

The fourth proportional to 14,067,996.64, 19,413,417.78 and 7,788,803.54 is: 10,748,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067,996.64 : 19,413,417.78 = 7,788,803.54 : x
  2. Step 2: Convert to fraction form
    14,067,996.64/19,413,417.78 = 7,788,803.54/x
  3. Step 3: Cross multiply
    14,067,996.64x = 19,413,417.78 × 7,788,803.54
  4. Step 4: Simplify right side
    14,067,996.64x = 151,207,297,031,295.88
  5. Step 5: Solve for x
    x = 151,207,297,031,295.88/14,067,996.64
  6. Step 6: Final answer
    x = 10,748,317.68

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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.