Home / 14,222,588.78-21,333,893.54-3,439,900

Finding the Fourth Proportional to 14,222,588.78, 21,333,893.54 and 3,439,900

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Solution

The fourth proportional to 14,222,588.78, 21,333,893.54 and 3,439,900 is: 5,159,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,588.78 : 21,333,893.54 = 3,439,900 : x
  2. Step 2: Convert to fraction form
    14,222,588.78/21,333,893.54 = 3,439,900/x
  3. Step 3: Cross multiply
    14,222,588.78x = 21,333,893.54 × 3,439,900
  4. Step 4: Simplify right side
    14,222,588.78x = 73,386,460,388,246
  5. Step 5: Solve for x
    x = 73,386,460,388,246/14,222,588.78
  6. Step 6: Final answer
    x = 5,159,852.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.