Home / 13,818,830.65-20,727,499.05-4,234,237.54

Finding the Fourth Proportional to 13,818,830.65, 20,727,499.05 and 4,234,237.54

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Solution

The fourth proportional to 13,818,830.65, 20,727,499.05 and 4,234,237.54 is: 6,351,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,830.65 : 20,727,499.05 = 4,234,237.54 : x
  2. Step 2: Convert to fraction form
    13,818,830.65/20,727,499.05 = 4,234,237.54/x
  3. Step 3: Cross multiply
    13,818,830.65x = 20,727,499.05 × 4,234,237.54
  4. Step 4: Simplify right side
    13,818,830.65x = 87,765,154,536,005.58
  5. Step 5: Solve for x
    x = 87,765,154,536,005.58/13,818,830.65
  6. Step 6: Final answer
    x = 6,351,127.44

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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.