Home / 43,016,980.80-64,475,704.80-17,445,345.60

Finding the Fourth Proportional to 43,016,980.80, 64,475,704.80 and 17,445,345.60

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Solution

The fourth proportional to 43,016,980.80, 64,475,704.80 and 17,445,345.60 is: 26,147,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016,980.80 : 64,475,704.80 = 17,445,345.60 : x
  2. Step 2: Convert to fraction form
    43,016,980.80/64,475,704.80 = 17,445,345.60/x
  3. Step 3: Cross multiply
    43,016,980.80x = 64,475,704.80 × 17,445,345.60
  4. Step 4: Simplify right side
    43,016,980.80x = 1,124,800,953,039,578.88
  5. Step 5: Solve for x
    x = 1,124,800,953,039,578.88/43,016,980.80
  6. Step 6: Final answer
    x = 26,147,835.86

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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.