Home / 18,733,234.80-28,092,853.80-13,036,537.20

Finding the Fourth Proportional to 18,733,234.80, 28,092,853.80 and 13,036,537.20

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Solution

The fourth proportional to 18,733,234.80, 28,092,853.80 and 13,036,537.20 is: 19,549,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733,234.80 : 28,092,853.80 = 13,036,537.20 : x
  2. Step 2: Convert to fraction form
    18,733,234.80/28,092,853.80 = 13,036,537.20/x
  3. Step 3: Cross multiply
    18,733,234.80x = 28,092,853.80 × 13,036,537.20
  4. Step 4: Simplify right side
    18,733,234.80x = 366,233,533,617,861.38
  5. Step 5: Solve for x
    x = 366,233,533,617,861.38/18,733,234.80
  6. Step 6: Final answer
    x = 19,549,935.58

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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.