Home / 19,741,803.86-27,243,177.72-10,921,580.94

Finding the Fourth Proportional to 19,741,803.86, 27,243,177.72 and 10,921,580.94

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Solution

The fourth proportional to 19,741,803.86, 27,243,177.72 and 10,921,580.94 is: 15,071,498.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741,803.86 : 27,243,177.72 = 10,921,580.94 : x
  2. Step 2: Convert to fraction form
    19,741,803.86/27,243,177.72 = 10,921,580.94/x
  3. Step 3: Cross multiply
    19,741,803.86x = 27,243,177.72 × 10,921,580.94
  4. Step 4: Simplify right side
    19,741,803.86x = 297,538,570,531,784.62
  5. Step 5: Solve for x
    x = 297,538,570,531,784.62/19,741,803.86
  6. Step 6: Final answer
    x = 15,071,498.67

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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.