Home / 13,130,467.25-19,692,262.94-3,905,954.34

Finding the Fourth Proportional to 13,130,467.25, 19,692,262.94 and 3,905,954.34

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Solution

The fourth proportional to 13,130,467.25, 19,692,262.94 and 3,905,954.34 is: 5,857,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,130,467.25 : 19,692,262.94 = 3,905,954.34 : x
  2. Step 2: Convert to fraction form
    13,130,467.25/19,692,262.94 = 3,905,954.34/x
  3. Step 3: Cross multiply
    13,130,467.25x = 19,692,262.94 × 3,905,954.34
  4. Step 4: Simplify right side
    13,130,467.25x = 76,917,079,875,384.38
  5. Step 5: Solve for x
    x = 76,917,079,875,384.38/13,130,467.25
  6. Step 6: Final answer
    x = 5,857,908.82

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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.