Home / 65,343,063.42-90,170,004.06-35,968,659.12

Finding the Fourth Proportional to 65,343,063.42, 90,170,004.06 and 35,968,659.12

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Solution

The fourth proportional to 65,343,063.42, 90,170,004.06 and 35,968,659.12 is: 49,634,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,343,063.42 : 90,170,004.06 = 35,968,659.12 : x
  2. Step 2: Convert to fraction form
    65,343,063.42/90,170,004.06 = 35,968,659.12/x
  3. Step 3: Cross multiply
    65,343,063.42x = 90,170,004.06 × 35,968,659.12
  4. Step 4: Simplify right side
    65,343,063.42x = 3,243,294,138,883,156
  5. Step 5: Solve for x
    x = 3,243,294,138,883,156/65,343,063.42
  6. Step 6: Final answer
    x = 49,634,865.11

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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.