Home / 27,784,022.24-38,341,443.22-15,394,070.48

Finding the Fourth Proportional to 27,784,022.24, 38,341,443.22 and 15,394,070.48

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Solution

The fourth proportional to 27,784,022.24, 38,341,443.22 and 15,394,070.48 is: 21,243,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784,022.24 : 38,341,443.22 = 15,394,070.48 : x
  2. Step 2: Convert to fraction form
    27,784,022.24/38,341,443.22 = 15,394,070.48/x
  3. Step 3: Cross multiply
    27,784,022.24x = 38,341,443.22 × 15,394,070.48
  4. Step 4: Simplify right side
    27,784,022.24x = 590,230,879,003,405.75
  5. Step 5: Solve for x
    x = 590,230,879,003,405.75/27,784,022.24
  6. Step 6: Final answer
    x = 21,243,536.08

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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.