Home / 52,510,603.20-78,765,904.80-33,355,107.60

Finding the Fourth Proportional to 52,510,603.20, 78,765,904.80 and 33,355,107.60

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Solution

The fourth proportional to 52,510,603.20, 78,765,904.80 and 33,355,107.60 is: 50,032,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,510,603.20 : 78,765,904.80 = 33,355,107.60 : x
  2. Step 2: Convert to fraction form
    52,510,603.20/78,765,904.80 = 33,355,107.60/x
  3. Step 3: Cross multiply
    52,510,603.20x = 78,765,904.80 × 33,355,107.60
  4. Step 4: Simplify right side
    52,510,603.20x = 2,627,245,229,815,356.50
  5. Step 5: Solve for x
    x = 2,627,245,229,815,356.50/52,510,603.20
  6. Step 6: Final answer
    x = 50,032,661.40

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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.