Home / 43,380,346.80-65,051,857.80-21,806,612.40

Finding the Fourth Proportional to 43,380,346.80, 65,051,857.80 and 21,806,612.40

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Solution

The fourth proportional to 43,380,346.80, 65,051,857.80 and 21,806,612.40 is: 32,700,537.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,380,346.80 : 65,051,857.80 = 21,806,612.40 : x
  2. Step 2: Convert to fraction form
    43,380,346.80/65,051,857.80 = 21,806,612.40/x
  3. Step 3: Cross multiply
    43,380,346.80x = 65,051,857.80 × 21,806,612.40
  4. Step 4: Simplify right side
    43,380,346.80x = 1,418,560,648,944,516.50
  5. Step 5: Solve for x
    x = 1,418,560,648,944,516.50/43,380,346.80
  6. Step 6: Final answer
    x = 32,700,537.31

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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.