Home / 11,134,653.36-16,681,030.92-8,731,201.20

Finding the Fourth Proportional to 11,134,653.36, 16,681,030.92 and 8,731,201.20

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Solution

The fourth proportional to 11,134,653.36, 16,681,030.92 and 8,731,201.20 is: 13,080,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134,653.36 : 16,681,030.92 = 8,731,201.20 : x
  2. Step 2: Convert to fraction form
    11,134,653.36/16,681,030.92 = 8,731,201.20/x
  3. Step 3: Cross multiply
    11,134,653.36x = 16,681,030.92 × 8,731,201.20
  4. Step 4: Simplify right side
    11,134,653.36x = 145,645,437,185,941.09
  5. Step 5: Solve for x
    x = 145,645,437,185,941.09/11,134,653.36
  6. Step 6: Final answer
    x = 13,080,374.62

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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.