Home / 25,648,015.40-38,528,010.30-18,089,743.40

Finding the Fourth Proportional to 25,648,015.40, 38,528,010.30 and 18,089,743.40

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Solution

The fourth proportional to 25,648,015.40, 38,528,010.30 and 18,089,743.40 is: 27,174,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,648,015.40 : 38,528,010.30 = 18,089,743.40 : x
  2. Step 2: Convert to fraction form
    25,648,015.40/38,528,010.30 = 18,089,743.40/x
  3. Step 3: Cross multiply
    25,648,015.40x = 38,528,010.30 × 18,089,743.40
  4. Step 4: Simplify right side
    25,648,015.40x = 696,961,820,039,556.88
  5. Step 5: Solve for x
    x = 696,961,820,039,556.88/25,648,015.40
  6. Step 6: Final answer
    x = 27,174,103.30

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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.