Home / 17,478,572.81-26,218,910.12-5,348,141.37

Finding the Fourth Proportional to 17,478,572.81, 26,218,910.12 and 5,348,141.37

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Solution

The fourth proportional to 17,478,572.81, 26,218,910.12 and 5,348,141.37 is: 8,022,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478,572.81 : 26,218,910.12 = 5,348,141.37 : x
  2. Step 2: Convert to fraction form
    17,478,572.81/26,218,910.12 = 5,348,141.37/x
  3. Step 3: Cross multiply
    17,478,572.81x = 26,218,910.12 × 5,348,141.37
  4. Step 4: Simplify right side
    17,478,572.81x = 140,222,437,862,342.95
  5. Step 5: Solve for x
    x = 140,222,437,862,342.95/17,478,572.81
  6. Step 6: Final answer
    x = 8,022,533.61

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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.