Home / 23,985,878-33,100,511.13-12,972,628.52

Finding the Fourth Proportional to 23,985,878, 33,100,511.13 and 12,972,628.52

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Solution

The fourth proportional to 23,985,878, 33,100,511.13 and 12,972,628.52 is: 17,902,227.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985,878 : 33,100,511.13 = 12,972,628.52 : x
  2. Step 2: Convert to fraction form
    23,985,878/33,100,511.13 = 12,972,628.52/x
  3. Step 3: Cross multiply
    23,985,878x = 33,100,511.13 × 12,972,628.52
  4. Step 4: Simplify right side
    23,985,878x = 429,400,634,711,615.38
  5. Step 5: Solve for x
    x = 429,400,634,711,615.38/23,985,878
  6. Step 6: Final answer
    x = 17,902,227.08

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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.