Home / 20,257,099.71-27,954,798.57-11,089,742.46

Finding the Fourth Proportional to 20,257,099.71, 27,954,798.57 and 11,089,742.46

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Solution

The fourth proportional to 20,257,099.71, 27,954,798.57 and 11,089,742.46 is: 15,303,845.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,099.71 : 27,954,798.57 = 11,089,742.46 : x
  2. Step 2: Convert to fraction form
    20,257,099.71/27,954,798.57 = 11,089,742.46/x
  3. Step 3: Cross multiply
    20,257,099.71x = 27,954,798.57 × 11,089,742.46
  4. Step 4: Simplify right side
    20,257,099.71x = 310,011,516,662,476.31
  5. Step 5: Solve for x
    x = 310,011,516,662,476.31/20,257,099.71
  6. Step 6: Final answer
    x = 15,303,845.13

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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.