Home / 16,130,620.82-22,260,133.46-8,788,431.25

Finding the Fourth Proportional to 16,130,620.82, 22,260,133.46 and 8,788,431.25

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Solution

The fourth proportional to 16,130,620.82, 22,260,133.46 and 8,788,431.25 is: 12,127,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130,620.82 : 22,260,133.46 = 8,788,431.25 : x
  2. Step 2: Convert to fraction form
    16,130,620.82/22,260,133.46 = 8,788,431.25/x
  3. Step 3: Cross multiply
    16,130,620.82x = 22,260,133.46 × 8,788,431.25
  4. Step 4: Simplify right side
    16,130,620.82x = 195,631,652,578,830.88
  5. Step 5: Solve for x
    x = 195,631,652,578,830.88/16,130,620.82
  6. Step 6: Final answer
    x = 12,127,967.97

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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.