Home / 11,120,026.31-15,345,187.94-6,473,945.05

Finding the Fourth Proportional to 11,120,026.31, 15,345,187.94 and 6,473,945.05

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Solution

The fourth proportional to 11,120,026.31, 15,345,187.94 and 6,473,945.05 is: 8,933,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120,026.31 : 15,345,187.94 = 6,473,945.05 : x
  2. Step 2: Convert to fraction form
    11,120,026.31/15,345,187.94 = 6,473,945.05/x
  3. Step 3: Cross multiply
    11,120,026.31x = 15,345,187.94 × 6,473,945.05
  4. Step 4: Simplify right side
    11,120,026.31x = 99,343,903,483,304.59
  5. Step 5: Solve for x
    x = 99,343,903,483,304.59/11,120,026.31
  6. Step 6: Final answer
    x = 8,933,783.14

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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.