Home / 13,802,415.10-19,047,078.12-7,522,997.02

Finding the Fourth Proportional to 13,802,415.10, 19,047,078.12 and 7,522,997.02

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Solution

The fourth proportional to 13,802,415.10, 19,047,078.12 and 7,522,997.02 is: 10,381,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,415.10 : 19,047,078.12 = 7,522,997.02 : x
  2. Step 2: Convert to fraction form
    13,802,415.10/19,047,078.12 = 7,522,997.02/x
  3. Step 3: Cross multiply
    13,802,415.10x = 19,047,078.12 × 7,522,997.02
  4. Step 4: Simplify right side
    13,802,415.10x = 143,291,111,936,467.19
  5. Step 5: Solve for x
    x = 143,291,111,936,467.19/13,802,415.10
  6. Step 6: Final answer
    x = 10,381,597.05

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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.