Home / 22,051,585.90-30,429,938.49-12,261,819.88

Finding the Fourth Proportional to 22,051,585.90, 30,429,938.49 and 12,261,819.88

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Solution

The fourth proportional to 22,051,585.90, 30,429,938.49 and 12,261,819.88 is: 16,920,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051,585.90 : 30,429,938.49 = 12,261,819.88 : x
  2. Step 2: Convert to fraction form
    22,051,585.90/30,429,938.49 = 12,261,819.88/x
  3. Step 3: Cross multiply
    22,051,585.90x = 30,429,938.49 × 12,261,819.88
  4. Step 4: Simplify right side
    22,051,585.90x = 373,126,424,571,709.44
  5. Step 5: Solve for x
    x = 373,126,424,571,709.44/22,051,585.90
  6. Step 6: Final answer
    x = 16,920,616.34

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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.