Home / 61,892,497.80-85,407,902.82-34,389,485.64

Finding the Fourth Proportional to 61,892,497.80, 85,407,902.82 and 34,389,485.64

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Solution

The fourth proportional to 61,892,497.80, 85,407,902.82 and 34,389,485.64 is: 47,455,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,892,497.80 : 85,407,902.82 = 34,389,485.64 : x
  2. Step 2: Convert to fraction form
    61,892,497.80/85,407,902.82 = 34,389,485.64/x
  3. Step 3: Cross multiply
    61,892,497.80x = 85,407,902.82 × 34,389,485.64
  4. Step 4: Simplify right side
    61,892,497.80x = 2,937,133,847,570,905.50
  5. Step 5: Solve for x
    x = 2,937,133,847,570,905.50/61,892,497.80
  6. Step 6: Final answer
    x = 47,455,409.81

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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.