Home / 19,242,317.40-28,823,235.30-9,015,905.40

Finding the Fourth Proportional to 19,242,317.40, 28,823,235.30 and 9,015,905.40

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Solution

The fourth proportional to 19,242,317.40, 28,823,235.30 and 9,015,905.40 is: 13,505,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,317.40 : 28,823,235.30 = 9,015,905.40 : x
  2. Step 2: Convert to fraction form
    19,242,317.40/28,823,235.30 = 9,015,905.40/x
  3. Step 3: Cross multiply
    19,242,317.40x = 28,823,235.30 × 9,015,905.40
  4. Step 4: Simplify right side
    19,242,317.40x = 259,867,562,786,740.62
  5. Step 5: Solve for x
    x = 259,867,562,786,740.62/19,242,317.40
  6. Step 6: Final answer
    x = 13,505,003.45

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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.