Home / 13,614,752.16-18,788,360.94-7,419,800.34

Finding the Fourth Proportional to 13,614,752.16, 18,788,360.94 and 7,419,800.34

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Solution

The fourth proportional to 13,614,752.16, 18,788,360.94 and 7,419,800.34 is: 10,239,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,752.16 : 18,788,360.94 = 7,419,800.34 : x
  2. Step 2: Convert to fraction form
    13,614,752.16/18,788,360.94 = 7,419,800.34/x
  3. Step 3: Cross multiply
    13,614,752.16x = 18,788,360.94 × 7,419,800.34
  4. Step 4: Simplify right side
    13,614,752.16x = 139,405,886,890,654.73
  5. Step 5: Solve for x
    x = 139,405,886,890,654.73/13,614,752.16
  6. Step 6: Final answer
    x = 10,239,326.08

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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.