Home / 28,874,159.40-43,311,239.10-28,675,093.80

Finding the Fourth Proportional to 28,874,159.40, 43,311,239.10 and 28,675,093.80

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Solution

The fourth proportional to 28,874,159.40, 43,311,239.10 and 28,675,093.80 is: 43,012,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,874,159.40 : 43,311,239.10 = 28,675,093.80 : x
  2. Step 2: Convert to fraction form
    28,874,159.40/43,311,239.10 = 28,675,093.80/x
  3. Step 3: Cross multiply
    28,874,159.40x = 43,311,239.10 × 28,675,093.80
  4. Step 4: Simplify right side
    28,874,159.40x = 1,241,953,843,786,727.75
  5. Step 5: Solve for x
    x = 1,241,953,843,786,727.75/28,874,159.40
  6. Step 6: Final answer
    x = 43,012,640.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.