Home / 20,076,362.58-27,705,555.78-10,909,005.30

Finding the Fourth Proportional to 20,076,362.58, 27,705,555.78 and 10,909,005.30

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Solution

The fourth proportional to 20,076,362.58, 27,705,555.78 and 10,909,005.30 is: 15,054,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076,362.58 : 27,705,555.78 = 10,909,005.30 : x
  2. Step 2: Convert to fraction form
    20,076,362.58/27,705,555.78 = 10,909,005.30/x
  3. Step 3: Cross multiply
    20,076,362.58x = 27,705,555.78 × 10,909,005.30
  4. Step 4: Simplify right side
    20,076,362.58x = 302,240,054,843,465.69
  5. Step 5: Solve for x
    x = 302,240,054,843,465.69/20,076,362.58
  6. Step 6: Final answer
    x = 15,054,522.63

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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.