Home / 23,116,998.70-31,901,973.69-13,193,682.35

Finding the Fourth Proportional to 23,116,998.70, 31,901,973.69 and 13,193,682.35

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Solution

The fourth proportional to 23,116,998.70, 31,901,973.69 and 13,193,682.35 is: 18,207,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,998.70 : 31,901,973.69 = 13,193,682.35 : x
  2. Step 2: Convert to fraction form
    23,116,998.70/31,901,973.69 = 13,193,682.35/x
  3. Step 3: Cross multiply
    23,116,998.70x = 31,901,973.69 × 13,193,682.35
  4. Step 4: Simplify right side
    23,116,998.70x = 420,904,507,034,808.69
  5. Step 5: Solve for x
    x = 420,904,507,034,808.69/23,116,998.70
  6. Step 6: Final answer
    x = 18,207,575.84

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1.5x scale

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.