Home / 28,063,824.30-42,064,243.65-15,939,096.30

Finding the Fourth Proportional to 28,063,824.30, 42,064,243.65 and 15,939,096.30

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Solution

The fourth proportional to 28,063,824.30, 42,064,243.65 and 15,939,096.30 is: 23,890,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063,824.30 : 42,064,243.65 = 15,939,096.30 : x
  2. Step 2: Convert to fraction form
    28,063,824.30/42,064,243.65 = 15,939,096.30/x
  3. Step 3: Cross multiply
    28,063,824.30x = 42,064,243.65 × 15,939,096.30
  4. Step 4: Simplify right side
    28,063,824.30x = 670,466,030,324,013.50
  5. Step 5: Solve for x
    x = 670,466,030,324,013.50/28,063,824.30
  6. Step 6: Final answer
    x = 23,890,757.84

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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.