Home / 20,603,110.08-30,925,015.36-15,467,684.16

Finding the Fourth Proportional to 20,603,110.08, 30,925,015.36 and 15,467,684.16

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Solution

The fourth proportional to 20,603,110.08, 30,925,015.36 and 15,467,684.16 is: 23,216,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,603,110.08 : 30,925,015.36 = 15,467,684.16 : x
  2. Step 2: Convert to fraction form
    20,603,110.08/30,925,015.36 = 15,467,684.16/x
  3. Step 3: Cross multiply
    20,603,110.08x = 30,925,015.36 × 15,467,684.16
  4. Step 4: Simplify right side
    20,603,110.08x = 478,338,370,231,628.69
  5. Step 5: Solve for x
    x = 478,338,370,231,628.69/20,603,110.08
  6. Step 6: Final answer
    x = 23,216,804.08

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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.