Home / 6,771,649.36-10,156,424.28-1,978,052.08

Finding the Fourth Proportional to 6,771,649.36, 10,156,424.28 and 1,978,052.08

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Solution

The fourth proportional to 6,771,649.36, 10,156,424.28 and 1,978,052.08 is: 2,966,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771,649.36 : 10,156,424.28 = 1,978,052.08 : x
  2. Step 2: Convert to fraction form
    6,771,649.36/10,156,424.28 = 1,978,052.08/x
  3. Step 3: Cross multiply
    6,771,649.36x = 10,156,424.28 × 1,978,052.08
  4. Step 4: Simplify right side
    6,771,649.36x = 20,089,936,172,416.50
  5. Step 5: Solve for x
    x = 20,089,936,172,416.50/6,771,649.36
  6. Step 6: Final answer
    x = 2,966,771.48

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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.