Home / 9,840,969.38-14,759,771.54-2,650,821.72

Finding the Fourth Proportional to 9,840,969.38, 14,759,771.54 and 2,650,821.72

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Solution

The fourth proportional to 9,840,969.38, 14,759,771.54 and 2,650,821.72 is: 3,975,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,969.38 : 14,759,771.54 = 2,650,821.72 : x
  2. Step 2: Convert to fraction form
    9,840,969.38/14,759,771.54 = 2,650,821.72/x
  3. Step 3: Cross multiply
    9,840,969.38x = 14,759,771.54 × 2,650,821.72
  4. Step 4: Simplify right side
    9,840,969.38x = 39,125,522,967,215.74
  5. Step 5: Solve for x
    x = 39,125,522,967,215.74/9,840,969.38
  6. Step 6: Final answer
    x = 3,975,779.36

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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.