Home / 30,460,189.20-45,685,789.48-8,888,999

Finding the Fourth Proportional to 30,460,189.20, 45,685,789.48 and 8,888,999

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Solution

The fourth proportional to 30,460,189.20, 45,685,789.48 and 8,888,999 is: 13,332,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460,189.20 : 45,685,789.48 = 8,888,999 : x
  2. Step 2: Convert to fraction form
    30,460,189.20/45,685,789.48 = 8,888,999/x
  3. Step 3: Cross multiply
    30,460,189.20x = 45,685,789.48 × 8,888,999
  4. Step 4: Simplify right side
    30,460,189.20x = 406,100,937,001,930.50
  5. Step 5: Solve for x
    x = 406,100,937,001,930.50/30,460,189.20
  6. Step 6: Final answer
    x = 13,332,186.95

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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.