Home / 28,740,354.75-39,655,768.86-16,514,849.79

Finding the Fourth Proportional to 28,740,354.75, 39,655,768.86 and 16,514,849.79

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Solution

The fourth proportional to 28,740,354.75, 39,655,768.86 and 16,514,849.79 is: 22,787,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740,354.75 : 39,655,768.86 = 16,514,849.79 : x
  2. Step 2: Convert to fraction form
    28,740,354.75/39,655,768.86 = 16,514,849.79/x
  3. Step 3: Cross multiply
    28,740,354.75x = 39,655,768.86 × 16,514,849.79
  4. Step 4: Simplify right side
    28,740,354.75x = 654,909,066,029,859.50
  5. Step 5: Solve for x
    x = 654,909,066,029,859.50/28,740,354.75
  6. Step 6: Final answer
    x = 22,787,090.55

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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.