Home / 15,600,879.20-23,373,325.20-13,361,391.20

Finding the Fourth Proportional to 15,600,879.20, 23,373,325.20 and 13,361,391.20

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Solution

The fourth proportional to 15,600,879.20, 23,373,325.20 and 13,361,391.20 is: 20,018,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600,879.20 : 23,373,325.20 = 13,361,391.20 : x
  2. Step 2: Convert to fraction form
    15,600,879.20/23,373,325.20 = 13,361,391.20/x
  3. Step 3: Cross multiply
    15,600,879.20x = 23,373,325.20 × 13,361,391.20
  4. Step 4: Simplify right side
    15,600,879.20x = 312,300,141,642,018.19
  5. Step 5: Solve for x
    x = 312,300,141,642,018.19/15,600,879.20
  6. Step 6: Final answer
    x = 20,018,111.65

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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.