Home / 9,181,720.60-13,772,580.90-4,930,192.60

Finding the Fourth Proportional to 9,181,720.60, 13,772,580.90 and 4,930,192.60

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Solution

The fourth proportional to 9,181,720.60, 13,772,580.90 and 4,930,192.60 is: 7,395,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,720.60 : 13,772,580.90 = 4,930,192.60 : x
  2. Step 2: Convert to fraction form
    9,181,720.60/13,772,580.90 = 4,930,192.60/x
  3. Step 3: Cross multiply
    9,181,720.60x = 13,772,580.90 × 4,930,192.60
  4. Step 4: Simplify right side
    9,181,720.60x = 67,901,476,436,081.34
  5. Step 5: Solve for x
    x = 67,901,476,436,081.34/9,181,720.60
  6. Step 6: Final answer
    x = 7,395,288.90

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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.