Home / 64,385,289.74-96,578,518.44-18,327,140.67

Finding the Fourth Proportional to 64,385,289.74, 96,578,518.44 and 18,327,140.67

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Solution

The fourth proportional to 64,385,289.74, 96,578,518.44 and 18,327,140.67 is: 27,490,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385,289.74 : 96,578,518.44 = 18,327,140.67 : x
  2. Step 2: Convert to fraction form
    64,385,289.74/96,578,518.44 = 18,327,140.67/x
  3. Step 3: Cross multiply
    64,385,289.74x = 96,578,518.44 × 18,327,140.67
  4. Step 4: Simplify right side
    64,385,289.74x = 1,770,008,093,322,288.75
  5. Step 5: Solve for x
    x = 1,770,008,093,322,288.75/64,385,289.74
  6. Step 6: Final answer
    x = 27,490,877.19

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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.