Home / 65,615,630.40-98,422,927.20-17,093,390.40

Finding the Fourth Proportional to 65,615,630.40, 98,422,927.20 and 17,093,390.40

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Solution

The fourth proportional to 65,615,630.40, 98,422,927.20 and 17,093,390.40 is: 25,639,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,615,630.40 : 98,422,927.20 = 17,093,390.40 : x
  2. Step 2: Convert to fraction form
    65,615,630.40/98,422,927.20 = 17,093,390.40/x
  3. Step 3: Cross multiply
    65,615,630.40x = 98,422,927.20 × 17,093,390.40
  4. Step 4: Simplify right side
    65,615,630.40x = 1,682,381,518,940,378.75
  5. Step 5: Solve for x
    x = 1,682,381,518,940,378.75/65,615,630.40
  6. Step 6: Final answer
    x = 25,639,950.55

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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.