Home / 65,212,376.40-97,830,374.40-32,782,665.60

Finding the Fourth Proportional to 65,212,376.40, 97,830,374.40 and 32,782,665.60

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Solution

The fourth proportional to 65,212,376.40, 97,830,374.40 and 32,782,665.60 is: 49,179,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,212,376.40 : 97,830,374.40 = 32,782,665.60 : x
  2. Step 2: Convert to fraction form
    65,212,376.40/97,830,374.40 = 32,782,665.60/x
  3. Step 3: Cross multiply
    65,212,376.40x = 97,830,374.40 × 32,782,665.60
  4. Step 4: Simplify right side
    65,212,376.40x = 3,207,140,449,478,001
  5. Step 5: Solve for x
    x = 3,207,140,449,478,001/65,212,376.40
  6. Step 6: Final answer
    x = 49,179,935.26

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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.