Home / 48,388,416.60-72,582,624.90-18,090,010.20

Finding the Fourth Proportional to 48,388,416.60, 72,582,624.90 and 18,090,010.20

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Solution

The fourth proportional to 48,388,416.60, 72,582,624.90 and 18,090,010.20 is: 27,135,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,416.60 : 72,582,624.90 = 18,090,010.20 : x
  2. Step 2: Convert to fraction form
    48,388,416.60/72,582,624.90 = 18,090,010.20/x
  3. Step 3: Cross multiply
    48,388,416.60x = 72,582,624.90 × 18,090,010.20
  4. Step 4: Simplify right side
    48,388,416.60x = 1,313,020,424,783,774
  5. Step 5: Solve for x
    x = 1,313,020,424,783,774/48,388,416.60
  6. Step 6: Final answer
    x = 27,135,015.30

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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.