Home / 70,055,285.07-96,682,269.19-39,121,430.43

Finding the Fourth Proportional to 70,055,285.07, 96,682,269.19 and 39,121,430.43

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Solution

The fourth proportional to 70,055,285.07, 96,682,269.19 and 39,121,430.43 is: 53,990,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,055,285.07 : 96,682,269.19 = 39,121,430.43 : x
  2. Step 2: Convert to fraction form
    70,055,285.07/96,682,269.19 = 39,121,430.43/x
  3. Step 3: Cross multiply
    70,055,285.07x = 96,682,269.19 × 39,121,430.43
  4. Step 4: Simplify right side
    70,055,285.07x = 3,782,348,668,270,626.50
  5. Step 5: Solve for x
    x = 3,782,348,668,270,626.50/70,055,285.07
  6. Step 6: Final answer
    x = 53,990,911.10

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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.