Home / 28,416,002.90-42,624,004.35-25,673,321.30

Finding the Fourth Proportional to 28,416,002.90, 42,624,004.35 and 25,673,321.30

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Solution

The fourth proportional to 28,416,002.90, 42,624,004.35 and 25,673,321.30 is: 38,509,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,416,002.90 : 42,624,004.35 = 25,673,321.30 : x
  2. Step 2: Convert to fraction form
    28,416,002.90/42,624,004.35 = 25,673,321.30/x
  3. Step 3: Cross multiply
    28,416,002.90x = 42,624,004.35 × 25,673,321.30
  4. Step 4: Simplify right side
    28,416,002.90x = 1,094,299,758,770,147.75
  5. Step 5: Solve for x
    x = 1,094,299,758,770,147.75/28,416,002.90
  6. Step 6: Final answer
    x = 38,509,981.95

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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.