Home / 53,396,003.80-80,094,005.70-30,721,187.80

Finding the Fourth Proportional to 53,396,003.80, 80,094,005.70 and 30,721,187.80

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Solution

The fourth proportional to 53,396,003.80, 80,094,005.70 and 30,721,187.80 is: 46,081,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,003.80 : 80,094,005.70 = 30,721,187.80 : x
  2. Step 2: Convert to fraction form
    53,396,003.80/80,094,005.70 = 30,721,187.80/x
  3. Step 3: Cross multiply
    53,396,003.80x = 80,094,005.70 × 30,721,187.80
  4. Step 4: Simplify right side
    53,396,003.80x = 2,460,582,990,763,970.50
  5. Step 5: Solve for x
    x = 2,460,582,990,763,970.50/53,396,003.80
  6. Step 6: Final answer
    x = 46,081,781.70

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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.