Home / 28,740,339.53-39,655,747.89-16,514,834.57

Finding the Fourth Proportional to 28,740,339.53, 39,655,747.89 and 16,514,834.57

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Solution

The fourth proportional to 28,740,339.53, 39,655,747.89 and 16,514,834.57 is: 22,787,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740,339.53 : 39,655,747.89 = 16,514,834.57 : x
  2. Step 2: Convert to fraction form
    28,740,339.53/39,655,747.89 = 16,514,834.57/x
  3. Step 3: Cross multiply
    28,740,339.53x = 39,655,747.89 × 16,514,834.57
  4. Step 4: Simplify right side
    28,740,339.53x = 654,908,116,152,976.62
  5. Step 5: Solve for x
    x = 654,908,116,152,976.62/28,740,339.53
  6. Step 6: Final answer
    x = 22,787,069.56

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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.