Home / 43,968,925.45-65,953,949.10-11,620,548.37

Finding the Fourth Proportional to 43,968,925.45, 65,953,949.10 and 11,620,548.37

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Solution

The fourth proportional to 43,968,925.45, 65,953,949.10 and 11,620,548.37 is: 17,430,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,968,925.45 : 65,953,949.10 = 11,620,548.37 : x
  2. Step 2: Convert to fraction form
    43,968,925.45/65,953,949.10 = 11,620,548.37/x
  3. Step 3: Cross multiply
    43,968,925.45x = 65,953,949.10 × 11,620,548.37
  4. Step 4: Simplify right side
    43,968,925.45x = 766,421,055,709,067.88
  5. Step 5: Solve for x
    x = 766,421,055,709,067.88/43,968,925.45
  6. Step 6: Final answer
    x = 17,430,970.80

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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.