Home / 8,448,877.94-12,668,255.82-2,689,123.66

Finding the Fourth Proportional to 8,448,877.94, 12,668,255.82 and 2,689,123.66

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Solution

The fourth proportional to 8,448,877.94, 12,668,255.82 and 2,689,123.66 is: 4,032,074.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,877.94 : 12,668,255.82 = 2,689,123.66 : x
  2. Step 2: Convert to fraction form
    8,448,877.94/12,668,255.82 = 2,689,123.66/x
  3. Step 3: Cross multiply
    8,448,877.94x = 12,668,255.82 × 2,689,123.66
  4. Step 4: Simplify right side
    8,448,877.94x = 34,066,506,424,824.07
  5. Step 5: Solve for x
    x = 34,066,506,424,824.07/8,448,877.94
  6. Step 6: Final answer
    x = 4,032,074.64

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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.