Home / 28,405,697.33-42,602,361.22-7,655,651.15

Finding the Fourth Proportional to 28,405,697.33, 42,602,361.22 and 7,655,651.15

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Solution

The fourth proportional to 28,405,697.33, 42,602,361.22 and 7,655,651.15 is: 11,481,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,405,697.33 : 42,602,361.22 = 7,655,651.15 : x
  2. Step 2: Convert to fraction form
    28,405,697.33/42,602,361.22 = 7,655,651.15/x
  3. Step 3: Cross multiply
    28,405,697.33x = 42,602,361.22 × 7,655,651.15
  4. Step 4: Simplify right side
    28,405,697.33x = 326,148,815,543,045.56
  5. Step 5: Solve for x
    x = 326,148,815,543,045.56/28,405,697.33
  6. Step 6: Final answer
    x = 11,481,809.85

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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.