Home / 42,497,042.40-63,745,563.60-33,993,986.40

Finding the Fourth Proportional to 42,497,042.40, 63,745,563.60 and 33,993,986.40

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Solution

The fourth proportional to 42,497,042.40, 63,745,563.60 and 33,993,986.40 is: 50,990,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,042.40 : 63,745,563.60 = 33,993,986.40 : x
  2. Step 2: Convert to fraction form
    42,497,042.40/63,745,563.60 = 33,993,986.40/x
  3. Step 3: Cross multiply
    42,497,042.40x = 63,745,563.60 × 33,993,986.40
  4. Step 4: Simplify right side
    42,497,042.40x = 2,166,965,822,078,735
  5. Step 5: Solve for x
    x = 2,166,965,822,078,735/42,497,042.40
  6. Step 6: Final answer
    x = 50,990,979.60

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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.