Home / 25,407,835.80-38,111,678.25-7,212,046.33

Finding the Fourth Proportional to 25,407,835.80, 38,111,678.25 and 7,212,046.33

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Solution

The fourth proportional to 25,407,835.80, 38,111,678.25 and 7,212,046.33 is: 10,818,048.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,835.80 : 38,111,678.25 = 7,212,046.33 : x
  2. Step 2: Convert to fraction form
    25,407,835.80/38,111,678.25 = 7,212,046.33/x
  3. Step 3: Cross multiply
    25,407,835.80x = 38,111,678.25 × 7,212,046.33
  4. Step 4: Simplify right side
    25,407,835.80x = 274,863,189,253,053.31
  5. Step 5: Solve for x
    x = 274,863,189,253,053.31/25,407,835.80
  6. Step 6: Final answer
    x = 10,818,048.08

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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.