Home / 52,080,608.41-78,121,173.67-13,219,072.02

Finding the Fourth Proportional to 52,080,608.41, 78,121,173.67 and 13,219,072.02

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Solution

The fourth proportional to 52,080,608.41, 78,121,173.67 and 13,219,072.02 is: 19,828,674.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,080,608.41 : 78,121,173.67 = 13,219,072.02 : x
  2. Step 2: Convert to fraction form
    52,080,608.41/78,121,173.67 = 13,219,072.02/x
  3. Step 3: Cross multiply
    52,080,608.41x = 78,121,173.67 × 13,219,072.02
  4. Step 4: Simplify right side
    52,080,608.41x = 1,032,689,420,997,610
  5. Step 5: Solve for x
    x = 1,032,689,420,997,610/52,080,608.41
  6. Step 6: Final answer
    x = 19,828,674.29

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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.