Home / 21,089,477.24-31,626,037.41-7,253,805.23

Finding the Fourth Proportional to 21,089,477.24, 31,626,037.41 and 7,253,805.23

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Solution

The fourth proportional to 21,089,477.24, 31,626,037.41 and 7,253,805.23 is: 10,877,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,089,477.24 : 31,626,037.41 = 7,253,805.23 : x
  2. Step 2: Convert to fraction form
    21,089,477.24/31,626,037.41 = 7,253,805.23/x
  3. Step 3: Cross multiply
    21,089,477.24x = 31,626,037.41 × 7,253,805.23
  4. Step 4: Simplify right side
    21,089,477.24x = 229,409,115,720,805.72
  5. Step 5: Solve for x
    x = 229,409,115,720,805.72/21,089,477.24
  6. Step 6: Final answer
    x = 10,877,894.84

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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.