Home / 12,713,022.90-19,068,659.55-4,076,997.30

Finding the Fourth Proportional to 12,713,022.90, 19,068,659.55 and 4,076,997.30

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Solution

The fourth proportional to 12,713,022.90, 19,068,659.55 and 4,076,997.30 is: 6,115,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,022.90 : 19,068,659.55 = 4,076,997.30 : x
  2. Step 2: Convert to fraction form
    12,713,022.90/19,068,659.55 = 4,076,997.30/x
  3. Step 3: Cross multiply
    12,713,022.90x = 19,068,659.55 × 4,076,997.30
  4. Step 4: Simplify right side
    12,713,022.90x = 77,742,873,499,969.22
  5. Step 5: Solve for x
    x = 77,742,873,499,969.22/12,713,022.90
  6. Step 6: Final answer
    x = 6,115,215.41

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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.