Home / 30,208,791.70-41,688,008.13-16,457,713.30

Finding the Fourth Proportional to 30,208,791.70, 41,688,008.13 and 16,457,713.30

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Solution

The fourth proportional to 30,208,791.70, 41,688,008.13 and 16,457,713.30 is: 22,711,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,791.70 : 41,688,008.13 = 16,457,713.30 : x
  2. Step 2: Convert to fraction form
    30,208,791.70/41,688,008.13 = 16,457,713.30/x
  3. Step 3: Cross multiply
    30,208,791.70x = 41,688,008.13 × 16,457,713.30
  4. Step 4: Simplify right side
    30,208,791.70x = 686,089,285,851,609.25
  5. Step 5: Solve for x
    x = 686,089,285,851,609.25/30,208,791.70
  6. Step 6: Final answer
    x = 22,711,576.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.