Home / 22,922,779.12-31,633,509.76-12,610,286.80

Finding the Fourth Proportional to 22,922,779.12, 31,633,509.76 and 12,610,286.80

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Solution

The fourth proportional to 22,922,779.12, 31,633,509.76 and 12,610,286.80 is: 17,402,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,922,779.12 : 31,633,509.76 = 12,610,286.80 : x
  2. Step 2: Convert to fraction form
    22,922,779.12/31,633,509.76 = 12,610,286.80/x
  3. Step 3: Cross multiply
    22,922,779.12x = 31,633,509.76 × 12,610,286.80
  4. Step 4: Simplify right side
    22,922,779.12x = 398,907,630,564,199.19
  5. Step 5: Solve for x
    x = 398,907,630,564,199.19/22,922,779.12
  6. Step 6: Final answer
    x = 17,402,236.81

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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.