Home / 36,699,478.12-50,570,654.32-28,389,074.88

Finding the Fourth Proportional to 36,699,478.12, 50,570,654.32 and 28,389,074.88

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Solution

The fourth proportional to 36,699,478.12, 50,570,654.32 and 28,389,074.88 is: 39,119,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,478.12 : 50,570,654.32 = 28,389,074.88 : x
  2. Step 2: Convert to fraction form
    36,699,478.12/50,570,654.32 = 28,389,074.88/x
  3. Step 3: Cross multiply
    36,699,478.12x = 50,570,654.32 × 28,389,074.88
  4. Step 4: Simplify right side
    36,699,478.12x = 1,435,654,092,221,075.50
  5. Step 5: Solve for x
    x = 1,435,654,092,221,075.50/36,699,478.12
  6. Step 6: Final answer
    x = 39,119,196.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.