Home / 9,520,181.40-13,137,491.61-5,169,173.64

Finding the Fourth Proportional to 9,520,181.40, 13,137,491.61 and 5,169,173.64

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Solution

The fourth proportional to 9,520,181.40, 13,137,491.61 and 5,169,173.64 is: 7,133,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,181.40 : 13,137,491.61 = 5,169,173.64 : x
  2. Step 2: Convert to fraction form
    9,520,181.40/13,137,491.61 = 5,169,173.64/x
  3. Step 3: Cross multiply
    9,520,181.40x = 13,137,491.61 × 5,169,173.64
  4. Step 4: Simplify right side
    9,520,181.40x = 67,909,975,326,133.16
  5. Step 5: Solve for x
    x = 67,909,975,326,133.16/9,520,181.40
  6. Step 6: Final answer
    x = 7,133,264.85

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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.