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Finding the Fourth Proportional to 49,682,703, 74,524,054.50 and 13,780,911

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Solution

The fourth proportional to 49,682,703, 74,524,054.50 and 13,780,911 is: 20,671,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,682,703 : 74,524,054.50 = 13,780,911 : x
  2. Step 2: Convert to fraction form
    49,682,703/74,524,054.50 = 13,780,911/x
  3. Step 3: Cross multiply
    49,682,703x = 74,524,054.50 × 13,780,911
  4. Step 4: Simplify right side
    49,682,703x = 1,027,009,362,423,649.50
  5. Step 5: Solve for x
    x = 1,027,009,362,423,649.50/49,682,703
  6. Step 6: Final answer
    x = 20,671,366.50

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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.