Home / 9,621,121.50-13,277,361.51-5,491,070.01

Finding the Fourth Proportional to 9,621,121.50, 13,277,361.51 and 5,491,070.01

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Solution

The fourth proportional to 9,621,121.50, 13,277,361.51 and 5,491,070.01 is: 7,577,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621,121.50 : 13,277,361.51 = 5,491,070.01 : x
  2. Step 2: Convert to fraction form
    9,621,121.50/13,277,361.51 = 5,491,070.01/x
  3. Step 3: Cross multiply
    9,621,121.50x = 13,277,361.51 × 5,491,070.01
  4. Step 4: Simplify right side
    9,621,121.50x = 72,906,921,599,489.31
  5. Step 5: Solve for x
    x = 72,906,921,599,489.31/9,621,121.50
  6. Step 6: Final answer
    x = 7,577,798.66

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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.