Home / 7,898,009.10-11,089,099.20-7,898,009.10

Finding the Fourth Proportional to 7,898,009.10, 11,089,099.20 and 7,898,009.10

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Solution

The fourth proportional to 7,898,009.10, 11,089,099.20 and 7,898,009.10 is: 11,089,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,009.10 : 11,089,099.20 = 7,898,009.10 : x
  2. Step 2: Convert to fraction form
    7,898,009.10/11,089,099.20 = 7,898,009.10/x
  3. Step 3: Cross multiply
    7,898,009.10x = 11,089,099.20 × 7,898,009.10
  4. Step 4: Simplify right side
    7,898,009.10x = 87,581,806,392,402.70
  5. Step 5: Solve for x
    x = 87,581,806,392,402.70/7,898,009.10
  6. Step 6: Final answer
    x = 11,089,099.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.