Home / 12,876,892.44-17,770,106.22-7,076,048.28

Finding the Fourth Proportional to 12,876,892.44, 17,770,106.22 and 7,076,048.28

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Solution

The fourth proportional to 12,876,892.44, 17,770,106.22 and 7,076,048.28 is: 9,764,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,876,892.44 : 17,770,106.22 = 7,076,048.28 : x
  2. Step 2: Convert to fraction form
    12,876,892.44/17,770,106.22 = 7,076,048.28/x
  3. Step 3: Cross multiply
    12,876,892.44x = 17,770,106.22 × 7,076,048.28
  4. Step 4: Simplify right side
    12,876,892.44x = 125,742,129,553,448.30
  5. Step 5: Solve for x
    x = 125,742,129,553,448.30/12,876,892.44
  6. Step 6: Final answer
    x = 9,764,943.69

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1.5x scale

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.