Home / 34,623,137.76-47,778,518.16-19,939,357.32

Finding the Fourth Proportional to 34,623,137.76, 47,778,518.16 and 19,939,357.32

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Solution

The fourth proportional to 34,623,137.76, 47,778,518.16 and 19,939,357.32 is: 27,515,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623,137.76 : 47,778,518.16 = 19,939,357.32 : x
  2. Step 2: Convert to fraction form
    34,623,137.76/47,778,518.16 = 19,939,357.32/x
  3. Step 3: Cross multiply
    34,623,137.76x = 47,778,518.16 × 19,939,357.32
  4. Step 4: Simplify right side
    34,623,137.76x = 952,672,945,812,348.88
  5. Step 5: Solve for x
    x = 952,672,945,812,348.88/34,623,137.76
  6. Step 6: Final answer
    x = 27,515,499.96

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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.