Home / 47,860,224.72-71,808,430.06-18,734,879.04

Finding the Fourth Proportional to 47,860,224.72, 71,808,430.06 and 18,734,879.04

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Solution

The fourth proportional to 47,860,224.72, 71,808,430.06 and 18,734,879.04 is: 28,109,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,860,224.72 : 71,808,430.06 = 18,734,879.04 : x
  2. Step 2: Convert to fraction form
    47,860,224.72/71,808,430.06 = 18,734,879.04/x
  3. Step 3: Cross multiply
    47,860,224.72x = 71,808,430.06 × 18,734,879.04
  4. Step 4: Simplify right side
    47,860,224.72x = 1,345,322,250,980,537
  5. Step 5: Solve for x
    x = 1,345,322,250,980,537/47,860,224.72
  6. Step 6: Final answer
    x = 28,109,401.05

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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.