Home / 65,325,918.90-90,149,052.69-35,956,623.54

Finding the Fourth Proportional to 65,325,918.90, 90,149,052.69 and 35,956,623.54

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Solution

The fourth proportional to 65,325,918.90, 90,149,052.69 and 35,956,623.54 is: 49,619,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,325,918.90 : 90,149,052.69 = 35,956,623.54 : x
  2. Step 2: Convert to fraction form
    65,325,918.90/90,149,052.69 = 35,956,623.54/x
  3. Step 3: Cross multiply
    65,325,918.90x = 90,149,052.69 × 35,956,623.54
  4. Step 4: Simplify right side
    65,325,918.90x = 3,241,455,550,061,954
  5. Step 5: Solve for x
    x = 3,241,455,550,061,954/65,325,918.90
  6. Step 6: Final answer
    x = 49,619,746.72

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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.