Home / 9,820,518.12-13,552,735.64-5,469,605.55

Finding the Fourth Proportional to 9,820,518.12, 13,552,735.64 and 5,469,605.55

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Solution

The fourth proportional to 9,820,518.12, 13,552,735.64 and 5,469,605.55 is: 7,548,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,518.12 : 13,552,735.64 = 5,469,605.55 : x
  2. Step 2: Convert to fraction form
    9,820,518.12/13,552,735.64 = 5,469,605.55/x
  3. Step 3: Cross multiply
    9,820,518.12x = 13,552,735.64 × 5,469,605.55
  4. Step 4: Simplify right side
    9,820,518.12x = 74,128,118,046,878.77
  5. Step 5: Solve for x
    x = 74,128,118,046,878.77/9,820,518.12
  6. Step 6: Final answer
    x = 7,548,289.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.