Home / 30,040,277.60-45,040,507.40-10,868,539.88

Finding the Fourth Proportional to 30,040,277.60, 45,040,507.40 and 10,868,539.88

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Solution

The fourth proportional to 30,040,277.60, 45,040,507.40 and 10,868,539.88 is: 16,295,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040,277.60 : 45,040,507.40 = 10,868,539.88 : x
  2. Step 2: Convert to fraction form
    30,040,277.60/45,040,507.40 = 10,868,539.88/x
  3. Step 3: Cross multiply
    30,040,277.60x = 45,040,507.40 × 10,868,539.88
  4. Step 4: Simplify right side
    30,040,277.60x = 489,524,550,892,335.12
  5. Step 5: Solve for x
    x = 489,524,550,892,335.12/30,040,277.60
  6. Step 6: Final answer
    x = 16,295,606.77

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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.