Home / 18,886,594.20-28,329,891.30-14,776,783.80

Finding the Fourth Proportional to 18,886,594.20, 28,329,891.30 and 14,776,783.80

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Solution

The fourth proportional to 18,886,594.20, 28,329,891.30 and 14,776,783.80 is: 22,165,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,886,594.20 : 28,329,891.30 = 14,776,783.80 : x
  2. Step 2: Convert to fraction form
    18,886,594.20/28,329,891.30 = 14,776,783.80/x
  3. Step 3: Cross multiply
    18,886,594.20x = 28,329,891.30 × 14,776,783.80
  4. Step 4: Simplify right side
    18,886,594.20x = 418,624,678,817,601
  5. Step 5: Solve for x
    x = 418,624,678,817,601/18,886,594.20
  6. Step 6: Final answer
    x = 22,165,175.70

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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.