Home / 11,545,331.73-15,932,699.51-6,389,173.05

Finding the Fourth Proportional to 11,545,331.73, 15,932,699.51 and 6,389,173.05

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Solution

The fourth proportional to 11,545,331.73, 15,932,699.51 and 6,389,173.05 is: 8,817,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545,331.73 : 15,932,699.51 = 6,389,173.05 : x
  2. Step 2: Convert to fraction form
    11,545,331.73/15,932,699.51 = 6,389,173.05/x
  3. Step 3: Cross multiply
    11,545,331.73x = 15,932,699.51 × 6,389,173.05
  4. Step 4: Simplify right side
    11,545,331.73x = 101,796,774,291,094.34
  5. Step 5: Solve for x
    x = 101,796,774,291,094.34/11,545,331.73
  6. Step 6: Final answer
    x = 8,817,137.24

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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.