Home / 30,588,553.70-42,213,317.94-16,649,235.54

Finding the Fourth Proportional to 30,588,553.70, 42,213,317.94 and 16,649,235.54

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Solution

The fourth proportional to 30,588,553.70, 42,213,317.94 and 16,649,235.54 is: 22,976,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,553.70 : 42,213,317.94 = 16,649,235.54 : x
  2. Step 2: Convert to fraction form
    30,588,553.70/42,213,317.94 = 16,649,235.54/x
  3. Step 3: Cross multiply
    30,588,553.70x = 42,213,317.94 × 16,649,235.54
  4. Step 4: Simplify right side
    30,588,553.70x = 702,819,473,307,967.50
  5. Step 5: Solve for x
    x = 702,819,473,307,967.50/30,588,553.70
  6. Step 6: Final answer
    x = 22,976,551.30

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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.