Home / 22,600,416.54-31,188,421.27-12,287,139.67

Finding the Fourth Proportional to 22,600,416.54, 31,188,421.27 and 12,287,139.67

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Solution

The fourth proportional to 22,600,416.54, 31,188,421.27 and 12,287,139.67 is: 16,956,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,600,416.54 : 31,188,421.27 = 12,287,139.67 : x
  2. Step 2: Convert to fraction form
    22,600,416.54/31,188,421.27 = 12,287,139.67/x
  3. Step 3: Cross multiply
    22,600,416.54x = 31,188,421.27 × 12,287,139.67
  4. Step 4: Simplify right side
    22,600,416.54x = 383,216,488,231,288.75
  5. Step 5: Solve for x
    x = 383,216,488,231,288.75/22,600,416.54
  6. Step 6: Final answer
    x = 16,956,169.26

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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.