Home / 11,238,187.02-15,504,901.65-7,316,157.30

Finding the Fourth Proportional to 11,238,187.02, 15,504,901.65 and 7,316,157.30

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Solution

The fourth proportional to 11,238,187.02, 15,504,901.65 and 7,316,157.30 is: 10,093,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238,187.02 : 15,504,901.65 = 7,316,157.30 : x
  2. Step 2: Convert to fraction form
    11,238,187.02/15,504,901.65 = 7,316,157.30/x
  3. Step 3: Cross multiply
    11,238,187.02x = 15,504,901.65 × 7,316,157.30
  4. Step 4: Simplify right side
    11,238,187.02x = 113,436,299,392,429.55
  5. Step 5: Solve for x
    x = 113,436,299,392,429.55/11,238,187.02
  6. Step 6: Final answer
    x = 10,093,825.56

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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.