Home / 10,089,039.53-13,916,660.55-7,189,367.33

Finding the Fourth Proportional to 10,089,039.53, 13,916,660.55 and 7,189,367.33

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Solution

The fourth proportional to 10,089,039.53, 13,916,660.55 and 7,189,367.33 is: 9,916,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089,039.53 : 13,916,660.55 = 7,189,367.33 : x
  2. Step 2: Convert to fraction form
    10,089,039.53/13,916,660.55 = 7,189,367.33/x
  3. Step 3: Cross multiply
    10,089,039.53x = 13,916,660.55 × 7,189,367.33
  4. Step 4: Simplify right side
    10,089,039.53x = 100,051,984,700,869.84
  5. Step 5: Solve for x
    x = 100,051,984,700,869.84/10,089,039.53
  6. Step 6: Final answer
    x = 9,916,898.87

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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.