Home / 21,458,943.02-29,613,552.24-11,669,599.94

Finding the Fourth Proportional to 21,458,943.02, 29,613,552.24 and 11,669,599.94

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Solution

The fourth proportional to 21,458,943.02, 29,613,552.24 and 11,669,599.94 is: 16,104,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458,943.02 : 29,613,552.24 = 11,669,599.94 : x
  2. Step 2: Convert to fraction form
    21,458,943.02/29,613,552.24 = 11,669,599.94/x
  3. Step 3: Cross multiply
    21,458,943.02x = 29,613,552.24 × 11,669,599.94
  4. Step 4: Simplify right side
    21,458,943.02x = 345,578,307,295,023.12
  5. Step 5: Solve for x
    x = 345,578,307,295,023.12/21,458,943.02
  6. Step 6: Final answer
    x = 16,104,162.58

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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.