Home / 19,008,004.70-28,512,007.05-6,228,926.30

Finding the Fourth Proportional to 19,008,004.70, 28,512,007.05 and 6,228,926.30

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Solution

The fourth proportional to 19,008,004.70, 28,512,007.05 and 6,228,926.30 is: 9,343,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,004.70 : 28,512,007.05 = 6,228,926.30 : x
  2. Step 2: Convert to fraction form
    19,008,004.70/28,512,007.05 = 6,228,926.30/x
  3. Step 3: Cross multiply
    19,008,004.70x = 28,512,007.05 × 6,228,926.30
  4. Step 4: Simplify right side
    19,008,004.70x = 177,599,190,579,530.41
  5. Step 5: Solve for x
    x = 177,599,190,579,530.41/19,008,004.70
  6. Step 6: Final answer
    x = 9,343,389.45

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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.