Home / 28,740,351.36-39,655,764.23-16,514,846.40

Finding the Fourth Proportional to 28,740,351.36, 39,655,764.23 and 16,514,846.40

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Solution

The fourth proportional to 28,740,351.36, 39,655,764.23 and 16,514,846.40 is: 22,787,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740,351.36 : 39,655,764.23 = 16,514,846.40 : x
  2. Step 2: Convert to fraction form
    28,740,351.36/39,655,764.23 = 16,514,846.40/x
  3. Step 3: Cross multiply
    28,740,351.36x = 39,655,764.23 × 16,514,846.40
  4. Step 4: Simplify right side
    28,740,351.36x = 654,908,854,976,135.50
  5. Step 5: Solve for x
    x = 654,908,854,976,135.50/28,740,351.36
  6. Step 6: Final answer
    x = 22,787,085.89

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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.