Home / 23,189,852.64-31,994,820.10-13,396,723.60

Finding the Fourth Proportional to 23,189,852.64, 31,994,820.10 and 13,396,723.60

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Solution

The fourth proportional to 23,189,852.64, 31,994,820.10 and 13,396,723.60 is: 18,483,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189,852.64 : 31,994,820.10 = 13,396,723.60 : x
  2. Step 2: Convert to fraction form
    23,189,852.64/31,994,820.10 = 13,396,723.60/x
  3. Step 3: Cross multiply
    23,189,852.64x = 31,994,820.10 × 13,396,723.60
  4. Step 4: Simplify right side
    23,189,852.64x = 428,625,761,511,424.38
  5. Step 5: Solve for x
    x = 428,625,761,511,424.38/23,189,852.64
  6. Step 6: Final answer
    x = 18,483,332.70

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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.