Home / 34,791,112.80-52,186,669.20-21,858,069.60

Finding the Fourth Proportional to 34,791,112.80, 52,186,669.20 and 21,858,069.60

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Solution

The fourth proportional to 34,791,112.80, 52,186,669.20 and 21,858,069.60 is: 32,787,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,791,112.80 : 52,186,669.20 = 21,858,069.60 : x
  2. Step 2: Convert to fraction form
    34,791,112.80/52,186,669.20 = 21,858,069.60/x
  3. Step 3: Cross multiply
    34,791,112.80x = 52,186,669.20 × 21,858,069.60
  4. Step 4: Simplify right side
    34,791,112.80x = 1,140,699,847,565,776.50
  5. Step 5: Solve for x
    x = 1,140,699,847,565,776.50/34,791,112.80
  6. Step 6: Final answer
    x = 32,787,104.40

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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.