Home / 40,582,466.78-56,002,303.23-21,997,207.88

Finding the Fourth Proportional to 40,582,466.78, 56,002,303.23 and 21,997,207.88

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Solution

The fourth proportional to 40,582,466.78, 56,002,303.23 and 21,997,207.88 is: 30,355,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582,466.78 : 56,002,303.23 = 21,997,207.88 : x
  2. Step 2: Convert to fraction form
    40,582,466.78/56,002,303.23 = 21,997,207.88/x
  3. Step 3: Cross multiply
    40,582,466.78x = 56,002,303.23 × 21,997,207.88
  4. Step 4: Simplify right side
    40,582,466.78x = 1,231,894,305,519,108
  5. Step 5: Solve for x
    x = 1,231,894,305,519,108/40,582,466.78
  6. Step 6: Final answer
    x = 30,355,333.31

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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.