Home / 25,272,014.40-37,908,021.60-20,737,051.20

Finding the Fourth Proportional to 25,272,014.40, 37,908,021.60 and 20,737,051.20

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Solution

The fourth proportional to 25,272,014.40, 37,908,021.60 and 20,737,051.20 is: 31,105,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272,014.40 : 37,908,021.60 = 20,737,051.20 : x
  2. Step 2: Convert to fraction form
    25,272,014.40/37,908,021.60 = 20,737,051.20/x
  3. Step 3: Cross multiply
    25,272,014.40x = 37,908,021.60 × 20,737,051.20
  4. Step 4: Simplify right side
    25,272,014.40x = 786,100,584,809,905.88
  5. Step 5: Solve for x
    x = 786,100,584,809,905.88/25,272,014.40
  6. Step 6: Final answer
    x = 31,105,576.80

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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.