Home / 22,549,830.22-31,118,849.49-12,236,555.44

Finding the Fourth Proportional to 22,549,830.22, 31,118,849.49 and 12,236,555.44

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Solution

The fourth proportional to 22,549,830.22, 31,118,849.49 and 12,236,555.44 is: 16,886,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,549,830.22 : 31,118,849.49 = 12,236,555.44 : x
  2. Step 2: Convert to fraction form
    22,549,830.22/31,118,849.49 = 12,236,555.44/x
  3. Step 3: Cross multiply
    22,549,830.22x = 31,118,849.49 × 12,236,555.44
  4. Step 4: Simplify right side
    22,549,830.22x = 380,787,527,013,400.69
  5. Step 5: Solve for x
    x = 380,787,527,013,400.69/22,549,830.22
  6. Step 6: Final answer
    x = 16,886,491.97

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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.