Home / 43,485,370.80-65,228,056.20-29,152,647.60

Finding the Fourth Proportional to 43,485,370.80, 65,228,056.20 and 29,152,647.60

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Solution

The fourth proportional to 43,485,370.80, 65,228,056.20 and 29,152,647.60 is: 43,728,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,485,370.80 : 65,228,056.20 = 29,152,647.60 : x
  2. Step 2: Convert to fraction form
    43,485,370.80/65,228,056.20 = 29,152,647.60/x
  3. Step 3: Cross multiply
    43,485,370.80x = 65,228,056.20 × 29,152,647.60
  4. Step 4: Simplify right side
    43,485,370.80x = 1,901,570,536,031,595.25
  5. Step 5: Solve for x
    x = 1,901,570,536,031,595.25/43,485,370.80
  6. Step 6: Final answer
    x = 43,728,971.40

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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.