Home / 43,446,650.80-65,169,976.20-13,156,020.40

Finding the Fourth Proportional to 43,446,650.80, 65,169,976.20 and 13,156,020.40

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Solution

The fourth proportional to 43,446,650.80, 65,169,976.20 and 13,156,020.40 is: 19,734,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446,650.80 : 65,169,976.20 = 13,156,020.40 : x
  2. Step 2: Convert to fraction form
    43,446,650.80/65,169,976.20 = 13,156,020.40/x
  3. Step 3: Cross multiply
    43,446,650.80x = 65,169,976.20 × 13,156,020.40
  4. Step 4: Simplify right side
    43,446,650.80x = 857,377,536,354,714.50
  5. Step 5: Solve for x
    x = 857,377,536,354,714.50/43,446,650.80
  6. Step 6: Final answer
    x = 19,734,030.60

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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.