Home / 21,816,014.40-32,724,021.60-7,437,801.60

Finding the Fourth Proportional to 21,816,014.40, 32,724,021.60 and 7,437,801.60

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Solution

The fourth proportional to 21,816,014.40, 32,724,021.60 and 7,437,801.60 is: 11,156,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,014.40 : 32,724,021.60 = 7,437,801.60 : x
  2. Step 2: Convert to fraction form
    21,816,014.40/32,724,021.60 = 7,437,801.60/x
  3. Step 3: Cross multiply
    21,816,014.40x = 32,724,021.60 × 7,437,801.60
  4. Step 4: Simplify right side
    21,816,014.40x = 243,394,780,214,914.56
  5. Step 5: Solve for x
    x = 243,394,780,214,914.56/21,816,014.40
  6. Step 6: Final answer
    x = 11,156,702.40

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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.