Home / 21,384,005.20-32,076,007.80-6,237,936.70

Finding the Fourth Proportional to 21,384,005.20, 32,076,007.80 and 6,237,936.70

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Solution

The fourth proportional to 21,384,005.20, 32,076,007.80 and 6,237,936.70 is: 9,356,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,005.20 : 32,076,007.80 = 6,237,936.70 : x
  2. Step 2: Convert to fraction form
    21,384,005.20/32,076,007.80 = 6,237,936.70/x
  3. Step 3: Cross multiply
    21,384,005.20x = 32,076,007.80 × 6,237,936.70
  4. Step 4: Simplify right side
    21,384,005.20x = 200,088,106,245,106.28
  5. Step 5: Solve for x
    x = 200,088,106,245,106.28/21,384,005.20
  6. Step 6: Final answer
    x = 9,356,905.05

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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.