Home / 65,607,515.20-98,411,272.80-35,374,427.20

Finding the Fourth Proportional to 65,607,515.20, 98,411,272.80 and 35,374,427.20

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Solution

The fourth proportional to 65,607,515.20, 98,411,272.80 and 35,374,427.20 is: 53,061,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,607,515.20 : 98,411,272.80 = 35,374,427.20 : x
  2. Step 2: Convert to fraction form
    65,607,515.20/98,411,272.80 = 35,374,427.20/x
  3. Step 3: Cross multiply
    65,607,515.20x = 98,411,272.80 × 35,374,427.20
  4. Step 4: Simplify right side
    65,607,515.20x = 3,481,242,405,322,940.50
  5. Step 5: Solve for x
    x = 3,481,242,405,322,940.50/65,607,515.20
  6. Step 6: Final answer
    x = 53,061,640.80

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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.