Home / 10,367,998.40-15,544,624.80-3,975,780.80

Finding the Fourth Proportional to 10,367,998.40, 15,544,624.80 and 3,975,780.80

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Solution

The fourth proportional to 10,367,998.40, 15,544,624.80 and 3,975,780.80 is: 5,960,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,998.40 : 15,544,624.80 = 3,975,780.80 : x
  2. Step 2: Convert to fraction form
    10,367,998.40/15,544,624.80 = 3,975,780.80/x
  3. Step 3: Cross multiply
    10,367,998.40x = 15,544,624.80 × 3,975,780.80
  4. Step 4: Simplify right side
    10,367,998.40x = 61,802,020,823,043.84
  5. Step 5: Solve for x
    x = 61,802,020,823,043.84/10,367,998.40
  6. Step 6: Final answer
    x = 5,960,843.98

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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.