Home / 21,054,944.40-31,582,416.60-21,054,944.40

Finding the Fourth Proportional to 21,054,944.40, 31,582,416.60 and 21,054,944.40

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Solution

The fourth proportional to 21,054,944.40, 31,582,416.60 and 21,054,944.40 is: 31,582,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,054,944.40 : 31,582,416.60 = 21,054,944.40 : x
  2. Step 2: Convert to fraction form
    21,054,944.40/31,582,416.60 = 21,054,944.40/x
  3. Step 3: Cross multiply
    21,054,944.40x = 31,582,416.60 × 21,054,944.40
  4. Step 4: Simplify right side
    21,054,944.40x = 664,966,025,530,637
  5. Step 5: Solve for x
    x = 664,966,025,530,637/21,054,944.40
  6. Step 6: Final answer
    x = 31,582,416.60

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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.