Home / 19,289,458.40-26,620,783.08-12,751,749.92

Finding the Fourth Proportional to 19,289,458.40, 26,620,783.08 and 12,751,749.92

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Solution

The fourth proportional to 19,289,458.40, 26,620,783.08 and 12,751,749.92 is: 17,598,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289,458.40 : 26,620,783.08 = 12,751,749.92 : x
  2. Step 2: Convert to fraction form
    19,289,458.40/26,620,783.08 = 12,751,749.92/x
  3. Step 3: Cross multiply
    19,289,458.40x = 26,620,783.08 × 12,751,749.92
  4. Step 4: Simplify right side
    19,289,458.40x = 339,461,568,510,727.31
  5. Step 5: Solve for x
    x = 339,461,568,510,727.31/19,289,458.40
  6. Step 6: Final answer
    x = 17,598,294.44

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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.