Home / 27,650,812.80-41,403,643.20-19,519,881.60

Finding the Fourth Proportional to 27,650,812.80, 41,403,643.20 and 19,519,881.60

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Solution

The fourth proportional to 27,650,812.80, 41,403,643.20 and 19,519,881.60 is: 29,228,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,650,812.80 : 41,403,643.20 = 19,519,881.60 : x
  2. Step 2: Convert to fraction form
    27,650,812.80/41,403,643.20 = 19,519,881.60/x
  3. Step 3: Cross multiply
    27,650,812.80x = 41,403,643.20 × 19,519,881.60
  4. Step 4: Simplify right side
    27,650,812.80x = 808,194,213,072,645.25
  5. Step 5: Solve for x
    x = 808,194,213,072,645.25/27,650,812.80
  6. Step 6: Final answer
    x = 29,228,587.92

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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.