Home / 8,423,049.42-12,635,970.33-2,956,726.36

Finding the Fourth Proportional to 8,423,049.42, 12,635,970.33 and 2,956,726.36

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Solution

The fourth proportional to 8,423,049.42, 12,635,970.33 and 2,956,726.36 is: 4,435,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,049.42 : 12,635,970.33 = 2,956,726.36 : x
  2. Step 2: Convert to fraction form
    8,423,049.42/12,635,970.33 = 2,956,726.36/x
  3. Step 3: Cross multiply
    8,423,049.42x = 12,635,970.33 × 2,956,726.36
  4. Step 4: Simplify right side
    8,423,049.42x = 37,361,106,488,317.23
  5. Step 5: Solve for x
    x = 37,361,106,488,317.23/8,423,049.42
  6. Step 6: Final answer
    x = 4,435,579.64

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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.