Home / 19,072,066.40-28,570,774.80-11,476,469.60

Finding the Fourth Proportional to 19,072,066.40, 28,570,774.80 and 11,476,469.60

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Solution

The fourth proportional to 19,072,066.40, 28,570,774.80 and 11,476,469.60 is: 17,192,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072,066.40 : 28,570,774.80 = 11,476,469.60 : x
  2. Step 2: Convert to fraction form
    19,072,066.40/28,570,774.80 = 11,476,469.60/x
  3. Step 3: Cross multiply
    19,072,066.40x = 28,570,774.80 × 11,476,469.60
  4. Step 4: Simplify right side
    19,072,066.40x = 327,891,628,440,646.06
  5. Step 5: Solve for x
    x = 327,891,628,440,646.06/19,072,066.40
  6. Step 6: Final answer
    x = 17,192,244.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.