Home / 49,484,543.45-74,224,400.90-18,366,255.54

Finding the Fourth Proportional to 49,484,543.45, 74,224,400.90 and 18,366,255.54

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Solution

The fourth proportional to 49,484,543.45, 74,224,400.90 and 18,366,255.54 is: 27,548,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,484,543.45 : 74,224,400.90 = 18,366,255.54 : x
  2. Step 2: Convert to fraction form
    49,484,543.45/74,224,400.90 = 18,366,255.54/x
  3. Step 3: Cross multiply
    49,484,543.45x = 74,224,400.90 × 18,366,255.54
  4. Step 4: Simplify right side
    49,484,543.45x = 1,363,224,314,140,974.50
  5. Step 5: Solve for x
    x = 1,363,224,314,140,974.50/49,484,543.45
  6. Step 6: Final answer
    x = 27,548,487.25

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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.