Home / 14,252,763.81-19,664,189.85-8,057,211.51

Finding the Fourth Proportional to 14,252,763.81, 19,664,189.85 and 8,057,211.51

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Solution

The fourth proportional to 14,252,763.81, 19,664,189.85 and 8,057,211.51 is: 11,116,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252,763.81 : 19,664,189.85 = 8,057,211.51 : x
  2. Step 2: Convert to fraction form
    14,252,763.81/19,664,189.85 = 8,057,211.51/x
  3. Step 3: Cross multiply
    14,252,763.81x = 19,664,189.85 × 8,057,211.51
  4. Step 4: Simplify right side
    14,252,763.81x = 158,438,536,794,245.19
  5. Step 5: Solve for x
    x = 158,438,536,794,245.19/14,252,763.81
  6. Step 6: Final answer
    x = 11,116,337.78

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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.