Home / 20,625,635.48-30,952,991.75-9,696,323.96

Finding the Fourth Proportional to 20,625,635.48, 30,952,991.75 and 9,696,323.96

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Solution

The fourth proportional to 20,625,635.48, 30,952,991.75 and 9,696,323.96 is: 14,551,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625,635.48 : 30,952,991.75 = 9,696,323.96 : x
  2. Step 2: Convert to fraction form
    20,625,635.48/30,952,991.75 = 9,696,323.96/x
  3. Step 3: Cross multiply
    20,625,635.48x = 30,952,991.75 × 9,696,323.96
  4. Step 4: Simplify right side
    20,625,635.48x = 300,130,235,539,207.38
  5. Step 5: Solve for x
    x = 300,130,235,539,207.38/20,625,635.48
  6. Step 6: Final answer
    x = 14,551,320.65

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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.