Home / 22,157,572.82-30,582,552.36-12,993,168.02

Finding the Fourth Proportional to 22,157,572.82, 30,582,552.36 and 12,993,168.02

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Solution

The fourth proportional to 22,157,572.82, 30,582,552.36 and 12,993,168.02 is: 17,933,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157,572.82 : 30,582,552.36 = 12,993,168.02 : x
  2. Step 2: Convert to fraction form
    22,157,572.82/30,582,552.36 = 12,993,168.02/x
  3. Step 3: Cross multiply
    22,157,572.82x = 30,582,552.36 × 12,993,168.02
  4. Step 4: Simplify right side
    22,157,572.82x = 397,364,241,293,927.50
  5. Step 5: Solve for x
    x = 397,364,241,293,927.50/22,157,572.82
  6. Step 6: Final answer
    x = 17,933,563.60

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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.