Home / 28,676,049.40-43,008,096.30-10,488,811.60

Finding the Fourth Proportional to 28,676,049.40, 43,008,096.30 and 10,488,811.60

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Solution

The fourth proportional to 28,676,049.40, 43,008,096.30 and 10,488,811.60 is: 15,731,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,049.40 : 43,008,096.30 = 10,488,811.60 : x
  2. Step 2: Convert to fraction form
    28,676,049.40/43,008,096.30 = 10,488,811.60/x
  3. Step 3: Cross multiply
    28,676,049.40x = 43,008,096.30 × 10,488,811.60
  4. Step 4: Simplify right side
    28,676,049.40x = 451,103,819,365,357.06
  5. Step 5: Solve for x
    x = 451,103,819,365,357.06/28,676,049.40
  6. Step 6: Final answer
    x = 15,731,030.91

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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.