Home / 43,458,412.80-65,088,086.40-22,158,393.60

Finding the Fourth Proportional to 43,458,412.80, 65,088,086.40 and 22,158,393.60

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Solution

The fourth proportional to 43,458,412.80, 65,088,086.40 and 22,158,393.60 is: 33,186,841.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,458,412.80 : 65,088,086.40 = 22,158,393.60 : x
  2. Step 2: Convert to fraction form
    43,458,412.80/65,088,086.40 = 22,158,393.60/x
  3. Step 3: Cross multiply
    43,458,412.80x = 65,088,086.40 × 22,158,393.60
  4. Step 4: Simplify right side
    43,458,412.80x = 1,442,247,437,122,007
  5. Step 5: Solve for x
    x = 1,442,247,437,122,007/43,458,412.80
  6. Step 6: Final answer
    x = 33,186,841.03

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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.