Home / 27,794,457.52-38,356,355.08-15,405,349.94

Finding the Fourth Proportional to 27,794,457.52, 38,356,355.08 and 15,405,349.94

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Solution

The fourth proportional to 27,794,457.52, 38,356,355.08 and 15,405,349.94 is: 21,259,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794,457.52 : 38,356,355.08 = 15,405,349.94 : x
  2. Step 2: Convert to fraction form
    27,794,457.52/38,356,355.08 = 15,405,349.94/x
  3. Step 3: Cross multiply
    27,794,457.52x = 38,356,355.08 × 15,405,349.94
  4. Step 4: Simplify right side
    27,794,457.52x = 590,893,072,430,296.62
  5. Step 5: Solve for x
    x = 590,893,072,430,296.62/27,794,457.52
  6. Step 6: Final answer
    x = 21,259,384.97

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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.