Home / 21,751,515.32-30,014,765.34-12,582,444.92

Finding the Fourth Proportional to 21,751,515.32, 30,014,765.34 and 12,582,444.92

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Solution

The fourth proportional to 21,751,515.32, 30,014,765.34 and 12,582,444.92 is: 17,362,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,751,515.32 : 30,014,765.34 = 12,582,444.92 : x
  2. Step 2: Convert to fraction form
    21,751,515.32/30,014,765.34 = 12,582,444.92/x
  3. Step 3: Cross multiply
    21,751,515.32x = 30,014,765.34 × 12,582,444.92
  4. Step 4: Simplify right side
    21,751,515.32x = 377,659,131,677,275.06
  5. Step 5: Solve for x
    x = 377,659,131,677,275.06/21,751,515.32
  6. Step 6: Final answer
    x = 17,362,428.60

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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.