Home / 49,020,003.80-73,530,005.70-13,118,211.80

Finding the Fourth Proportional to 49,020,003.80, 73,530,005.70 and 13,118,211.80

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Solution

The fourth proportional to 49,020,003.80, 73,530,005.70 and 13,118,211.80 is: 19,677,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020,003.80 : 73,530,005.70 = 13,118,211.80 : x
  2. Step 2: Convert to fraction form
    49,020,003.80/73,530,005.70 = 13,118,211.80/x
  3. Step 3: Cross multiply
    49,020,003.80x = 73,530,005.70 × 13,118,211.80
  4. Step 4: Simplify right side
    49,020,003.80x = 964,582,188,427,807.38
  5. Step 5: Solve for x
    x = 964,582,188,427,807.38/49,020,003.80
  6. Step 6: Final answer
    x = 19,677,317.70

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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.