Home / 67,421,555.68-93,041,448.24-36,482,272.96

Finding the Fourth Proportional to 67,421,555.68, 93,041,448.24 and 36,482,272.96

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Solution

The fourth proportional to 67,421,555.68, 93,041,448.24 and 36,482,272.96 is: 50,345,375.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,421,555.68 : 93,041,448.24 = 36,482,272.96 : x
  2. Step 2: Convert to fraction form
    67,421,555.68/93,041,448.24 = 36,482,272.96/x
  3. Step 3: Cross multiply
    67,421,555.68x = 93,041,448.24 × 36,482,272.96
  4. Step 4: Simplify right side
    67,421,555.68x = 3,394,363,511,285,391.50
  5. Step 5: Solve for x
    x = 3,394,363,511,285,391.50/67,421,555.68
  6. Step 6: Final answer
    x = 50,345,375.11

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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.