Home / 9,980,134.60-14,970,201.90-5,445,171.40

Finding the Fourth Proportional to 9,980,134.60, 14,970,201.90 and 5,445,171.40

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Solution

The fourth proportional to 9,980,134.60, 14,970,201.90 and 5,445,171.40 is: 8,167,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,134.60 : 14,970,201.90 = 5,445,171.40 : x
  2. Step 2: Convert to fraction form
    9,980,134.60/14,970,201.90 = 5,445,171.40/x
  3. Step 3: Cross multiply
    9,980,134.60x = 14,970,201.90 × 5,445,171.40
  4. Step 4: Simplify right side
    9,980,134.60x = 81,515,315,238,105.67
  5. Step 5: Solve for x
    x = 81,515,315,238,105.67/9,980,134.60
  6. Step 6: Final answer
    x = 8,167,757.10

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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.