Home / 34,623,135.76-47,778,515.40-19,939,355.32

Finding the Fourth Proportional to 34,623,135.76, 47,778,515.40 and 19,939,355.32

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Solution

The fourth proportional to 34,623,135.76, 47,778,515.40 and 19,939,355.32 is: 27,515,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623,135.76 : 47,778,515.40 = 19,939,355.32 : x
  2. Step 2: Convert to fraction form
    34,623,135.76/47,778,515.40 = 19,939,355.32/x
  3. Step 3: Cross multiply
    34,623,135.76x = 47,778,515.40 × 19,939,355.32
  4. Step 4: Simplify right side
    34,623,135.76x = 952,672,795,222,691.88
  5. Step 5: Solve for x
    x = 952,672,795,222,691.88/34,623,135.76
  6. Step 6: Final answer
    x = 27,515,497.20

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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.