Home / 13,451,466.48-18,563,471.76-7,340,230.32

Finding the Fourth Proportional to 13,451,466.48, 18,563,471.76 and 7,340,230.32

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Solution

The fourth proportional to 13,451,466.48, 18,563,471.76 and 7,340,230.32 is: 10,129,762.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,466.48 : 18,563,471.76 = 7,340,230.32 : x
  2. Step 2: Convert to fraction form
    13,451,466.48/18,563,471.76 = 7,340,230.32/x
  3. Step 3: Cross multiply
    13,451,466.48x = 18,563,471.76 × 7,340,230.32
  4. Step 4: Simplify right side
    13,451,466.48x = 136,260,158,257,215.78
  5. Step 5: Solve for x
    x = 136,260,158,257,215.78/13,451,466.48
  6. Step 6: Final answer
    x = 10,129,762.32

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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.