Home / 10,368,021.40-15,544,659.30-3,975,803.80

Finding the Fourth Proportional to 10,368,021.40, 15,544,659.30 and 3,975,803.80

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Solution

The fourth proportional to 10,368,021.40, 15,544,659.30 and 3,975,803.80 is: 5,960,878.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,021.40 : 15,544,659.30 = 3,975,803.80 : x
  2. Step 2: Convert to fraction form
    10,368,021.40/15,544,659.30 = 3,975,803.80/x
  3. Step 3: Cross multiply
    10,368,021.40x = 15,544,659.30 × 3,975,803.80
  4. Step 4: Simplify right side
    10,368,021.40x = 61,802,515,514,645.34
  5. Step 5: Solve for x
    x = 61,802,515,514,645.34/10,368,021.40
  6. Step 6: Final answer
    x = 5,960,878.47

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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.