Home / 30,363,964.44-45,546,816.56-11,919,141.76

Finding the Fourth Proportional to 30,363,964.44, 45,546,816.56 and 11,919,141.76

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Solution

The fourth proportional to 30,363,964.44, 45,546,816.56 and 11,919,141.76 is: 17,879,054.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,964.44 : 45,546,816.56 = 11,919,141.76 : x
  2. Step 2: Convert to fraction form
    30,363,964.44/45,546,816.56 = 11,919,141.76/x
  3. Step 3: Cross multiply
    30,363,964.44x = 45,546,816.56 × 11,919,141.76
  4. Step 4: Simplify right side
    30,363,964.44x = 542,878,963,295,355.56
  5. Step 5: Solve for x
    x = 542,878,963,295,355.56/30,363,964.44
  6. Step 6: Final answer
    x = 17,879,054.11

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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.