Home / 71,885,825.08-107,828,732.32-17,298,416.39

Finding the Fourth Proportional to 71,885,825.08, 107,828,732.32 and 17,298,416.39

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Solution

The fourth proportional to 71,885,825.08, 107,828,732.32 and 17,298,416.39 is: 25,947,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,885,825.08 : 107,828,732.32 = 17,298,416.39 : x
  2. Step 2: Convert to fraction form
    71,885,825.08/107,828,732.32 = 17,298,416.39/x
  3. Step 3: Cross multiply
    71,885,825.08x = 107,828,732.32 × 17,298,416.39
  4. Step 4: Simplify right side
    71,885,825.08x = 1,865,266,310,703,536.25
  5. Step 5: Solve for x
    x = 1,865,266,310,703,536.25/71,885,825.08
  6. Step 6: Final answer
    x = 25,947,623.31

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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.