Home / 15,384,493.40-23,078,813.70-5,290,208.60

Finding the Fourth Proportional to 15,384,493.40, 23,078,813.70 and 5,290,208.60

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Solution

The fourth proportional to 15,384,493.40, 23,078,813.70 and 5,290,208.60 is: 7,936,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384,493.40 : 23,078,813.70 = 5,290,208.60 : x
  2. Step 2: Convert to fraction form
    15,384,493.40/23,078,813.70 = 5,290,208.60/x
  3. Step 3: Cross multiply
    15,384,493.40x = 23,078,813.70 × 5,290,208.60
  4. Step 4: Simplify right side
    15,384,493.40x = 122,091,738,713,537.81
  5. Step 5: Solve for x
    x = 122,091,738,713,537.81/15,384,493.40
  6. Step 6: Final answer
    x = 7,936,025.94

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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.