Home / 42,624,010.40-63,936,015.60-28,263,293.60

Finding the Fourth Proportional to 42,624,010.40, 63,936,015.60 and 28,263,293.60

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Solution

The fourth proportional to 42,624,010.40, 63,936,015.60 and 28,263,293.60 is: 42,394,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,624,010.40 : 63,936,015.60 = 28,263,293.60 : x
  2. Step 2: Convert to fraction form
    42,624,010.40/63,936,015.60 = 28,263,293.60/x
  3. Step 3: Cross multiply
    42,624,010.40x = 63,936,015.60 × 28,263,293.60
  4. Step 4: Simplify right side
    42,624,010.40x = 1,807,042,380,516,980.25
  5. Step 5: Solve for x
    x = 1,807,042,380,516,980.25/42,624,010.40
  6. Step 6: Final answer
    x = 42,394,940.40

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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.