Home / 15,463,226.34-21,337,981.84-8,493,543.69

Finding the Fourth Proportional to 15,463,226.34, 21,337,981.84 and 8,493,543.69

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Solution

The fourth proportional to 15,463,226.34, 21,337,981.84 and 8,493,543.69 is: 11,720,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463,226.34 : 21,337,981.84 = 8,493,543.69 : x
  2. Step 2: Convert to fraction form
    15,463,226.34/21,337,981.84 = 8,493,543.69/x
  3. Step 3: Cross multiply
    15,463,226.34x = 21,337,981.84 × 8,493,543.69
  4. Step 4: Simplify right side
    15,463,226.34x = 181,235,081,014,466.56
  5. Step 5: Solve for x
    x = 181,235,081,014,466.56/15,463,226.34
  6. Step 6: Final answer
    x = 11,720,392.43

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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.