Home / 64,285,712.91-96,430,569.18-30,588,084.75

Finding the Fourth Proportional to 64,285,712.91, 96,430,569.18 and 30,588,084.75

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Solution

The fourth proportional to 64,285,712.91, 96,430,569.18 and 30,588,084.75 is: 45,883,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285,712.91 : 96,430,569.18 = 30,588,084.75 : x
  2. Step 2: Convert to fraction form
    64,285,712.91/96,430,569.18 = 30,588,084.75/x
  3. Step 3: Cross multiply
    64,285,712.91x = 96,430,569.18 × 30,588,084.75
  4. Step 4: Simplify right side
    64,285,712.91x = 2,949,626,422,568,578
  5. Step 5: Solve for x
    x = 2,949,626,422,568,578/64,285,712.91
  6. Step 6: Final answer
    x = 45,883,078.67

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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.