Home / 65,759,311.20-98,645,187.60-17,890,255.20

Finding the Fourth Proportional to 65,759,311.20, 98,645,187.60 and 17,890,255.20

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Solution

The fourth proportional to 65,759,311.20, 98,645,187.60 and 17,890,255.20 is: 26,837,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,311.20 : 98,645,187.60 = 17,890,255.20 : x
  2. Step 2: Convert to fraction form
    65,759,311.20/98,645,187.60 = 17,890,255.20/x
  3. Step 3: Cross multiply
    65,759,311.20x = 98,645,187.60 × 17,890,255.20
  4. Step 4: Simplify right side
    65,759,311.20x = 1,764,787,580,415,875.25
  5. Step 5: Solve for x
    x = 1,764,787,580,415,875.25/65,759,311.20
  6. Step 6: Final answer
    x = 26,837,075.21

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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.