Home / 27,562,474.76-38,036,698.92-15,003,890.55

Finding the Fourth Proportional to 27,562,474.76, 38,036,698.92 and 15,003,890.55

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Solution

The fourth proportional to 27,562,474.76, 38,036,698.92 and 15,003,890.55 is: 20,705,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562,474.76 : 38,036,698.92 = 15,003,890.55 : x
  2. Step 2: Convert to fraction form
    27,562,474.76/38,036,698.92 = 15,003,890.55/x
  3. Step 3: Cross multiply
    27,562,474.76x = 38,036,698.92 × 15,003,890.55
  4. Step 4: Simplify right side
    27,562,474.76x = 570,698,467,478,983.25
  5. Step 5: Solve for x
    x = 570,698,467,478,983.25/27,562,474.76
  6. Step 6: Final answer
    x = 20,705,632.30

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Double scale
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1.5x scale

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.