Home / 20,544,043.70-30,816,065.55-9,927,211.70

Finding the Fourth Proportional to 20,544,043.70, 30,816,065.55 and 9,927,211.70

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Solution

The fourth proportional to 20,544,043.70, 30,816,065.55 and 9,927,211.70 is: 14,890,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544,043.70 : 30,816,065.55 = 9,927,211.70 : x
  2. Step 2: Convert to fraction form
    20,544,043.70/30,816,065.55 = 9,927,211.70/x
  3. Step 3: Cross multiply
    20,544,043.70x = 30,816,065.55 × 9,927,211.70
  4. Step 4: Simplify right side
    20,544,043.70x = 305,917,606,475,926.94
  5. Step 5: Solve for x
    x = 305,917,606,475,926.94/20,544,043.70
  6. Step 6: Final answer
    x = 14,890,817.55

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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.