Home / 9,281,563.52-13,936,012.08-5,190,899.16

Finding the Fourth Proportional to 9,281,563.52, 13,936,012.08 and 5,190,899.16

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Solution

The fourth proportional to 9,281,563.52, 13,936,012.08 and 5,190,899.16 is: 7,793,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281,563.52 : 13,936,012.08 = 5,190,899.16 : x
  2. Step 2: Convert to fraction form
    9,281,563.52/13,936,012.08 = 5,190,899.16/x
  3. Step 3: Cross multiply
    9,281,563.52x = 13,936,012.08 × 5,190,899.16
  4. Step 4: Simplify right side
    9,281,563.52x = 72,340,433,399,821.86
  5. Step 5: Solve for x
    x = 72,340,433,399,821.86/9,281,563.52
  6. Step 6: Final answer
    x = 7,793,992.17

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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.