Home / 8,969,197.20-13,453,795.80-4,938,118.80

Finding the Fourth Proportional to 8,969,197.20, 13,453,795.80 and 4,938,118.80

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Solution

The fourth proportional to 8,969,197.20, 13,453,795.80 and 4,938,118.80 is: 7,407,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,197.20 : 13,453,795.80 = 4,938,118.80 : x
  2. Step 2: Convert to fraction form
    8,969,197.20/13,453,795.80 = 4,938,118.80/x
  3. Step 3: Cross multiply
    8,969,197.20x = 13,453,795.80 × 4,938,118.80
  4. Step 4: Simplify right side
    8,969,197.20x = 66,436,441,971,341.04
  5. Step 5: Solve for x
    x = 66,436,441,971,341.04/8,969,197.20
  6. Step 6: Final answer
    x = 7,407,178.20

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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.