Home / 38,632,312.80-57,948,469.20-9,880,698.60

Finding the Fourth Proportional to 38,632,312.80, 57,948,469.20 and 9,880,698.60

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Solution

The fourth proportional to 38,632,312.80, 57,948,469.20 and 9,880,698.60 is: 14,821,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,312.80 : 57,948,469.20 = 9,880,698.60 : x
  2. Step 2: Convert to fraction form
    38,632,312.80/57,948,469.20 = 9,880,698.60/x
  3. Step 3: Cross multiply
    38,632,312.80x = 57,948,469.20 × 9,880,698.60
  4. Step 4: Simplify right side
    38,632,312.80x = 572,571,358,496,583.12
  5. Step 5: Solve for x
    x = 572,571,358,496,583.12/38,632,312.80
  6. Step 6: Final answer
    x = 14,821,047.90

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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.