Home / 66,879,763.66-92,294,400.76-37,512,665.70

Finding the Fourth Proportional to 66,879,763.66, 92,294,400.76 and 37,512,665.70

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Solution

The fourth proportional to 66,879,763.66, 92,294,400.76 and 37,512,665.70 is: 51,767,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,879,763.66 : 92,294,400.76 = 37,512,665.70 : x
  2. Step 2: Convert to fraction form
    66,879,763.66/92,294,400.76 = 37,512,665.70/x
  3. Step 3: Cross multiply
    66,879,763.66x = 92,294,400.76 × 37,512,665.70
  4. Step 4: Simplify right side
    66,879,763.66x = 3,462,209,001,691,706.50
  5. Step 5: Solve for x
    x = 3,462,209,001,691,706.50/66,879,763.66
  6. Step 6: Final answer
    x = 51,767,662.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.