Home / 28,626,843.06-39,505,136.13-15,574,099.14

Finding the Fourth Proportional to 28,626,843.06, 39,505,136.13 and 15,574,099.14

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Solution

The fourth proportional to 28,626,843.06, 39,505,136.13 and 15,574,099.14 is: 21,492,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,626,843.06 : 39,505,136.13 = 15,574,099.14 : x
  2. Step 2: Convert to fraction form
    28,626,843.06/39,505,136.13 = 15,574,099.14/x
  3. Step 3: Cross multiply
    28,626,843.06x = 39,505,136.13 × 15,574,099.14
  4. Step 4: Simplify right side
    28,626,843.06x = 615,256,906,627,816
  5. Step 5: Solve for x
    x = 615,256,906,627,816/28,626,843.06
  6. Step 6: Final answer
    x = 21,492,307.25

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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.