Home / 48,015,820.74-66,261,826.53-25,989,315.78

Finding the Fourth Proportional to 48,015,820.74, 66,261,826.53 and 25,989,315.78

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Solution

The fourth proportional to 48,015,820.74, 66,261,826.53 and 25,989,315.78 is: 35,865,252.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015,820.74 : 66,261,826.53 = 25,989,315.78 : x
  2. Step 2: Convert to fraction form
    48,015,820.74/66,261,826.53 = 25,989,315.78/x
  3. Step 3: Cross multiply
    48,015,820.74x = 66,261,826.53 × 25,989,315.78
  4. Step 4: Simplify right side
    48,015,820.74x = 1,722,099,533,847,751.75
  5. Step 5: Solve for x
    x = 1,722,099,533,847,751.75/48,015,820.74
  6. Step 6: Final answer
    x = 35,865,252.48

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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.