Home / 65,984,877.20-91,056,738.12-36,617,491.28

Finding the Fourth Proportional to 65,984,877.20, 91,056,738.12 and 36,617,491.28

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Solution

The fourth proportional to 65,984,877.20, 91,056,738.12 and 36,617,491.28 is: 50,530,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,984,877.20 : 91,056,738.12 = 36,617,491.28 : x
  2. Step 2: Convert to fraction form
    65,984,877.20/91,056,738.12 = 36,617,491.28/x
  3. Step 3: Cross multiply
    65,984,877.20x = 91,056,738.12 × 36,617,491.28
  4. Step 4: Simplify right side
    65,984,877.20x = 3,334,269,314,094,344
  5. Step 5: Solve for x
    x = 3,334,269,314,094,344/65,984,877.20
  6. Step 6: Final answer
    x = 50,530,810.32

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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.