Home / 30,813,696.36-42,522,891.30-17,062,656.84

Finding the Fourth Proportional to 30,813,696.36, 42,522,891.30 and 17,062,656.84

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Solution

The fourth proportional to 30,813,696.36, 42,522,891.30 and 17,062,656.84 is: 23,546,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,813,696.36 : 42,522,891.30 = 17,062,656.84 : x
  2. Step 2: Convert to fraction form
    30,813,696.36/42,522,891.30 = 17,062,656.84/x
  3. Step 3: Cross multiply
    30,813,696.36x = 42,522,891.30 × 17,062,656.84
  4. Step 4: Simplify right side
    30,813,696.36x = 725,553,502,096,521.38
  5. Step 5: Solve for x
    x = 725,553,502,096,521.38/30,813,696.36
  6. Step 6: Final answer
    x = 23,546,461.08

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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.