Home / 40,582,474.03-56,002,313.23-21,997,215.12

Finding the Fourth Proportional to 40,582,474.03, 56,002,313.23 and 21,997,215.12

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Solution

The fourth proportional to 40,582,474.03, 56,002,313.23 and 21,997,215.12 is: 30,355,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582,474.03 : 56,002,313.23 = 21,997,215.12 : x
  2. Step 2: Convert to fraction form
    40,582,474.03/56,002,313.23 = 21,997,215.12/x
  3. Step 3: Cross multiply
    40,582,474.03x = 56,002,313.23 × 21,997,215.12
  4. Step 4: Simplify right side
    40,582,474.03x = 1,231,894,931,337,932
  5. Step 5: Solve for x
    x = 1,231,894,931,337,932/40,582,474.03
  6. Step 6: Final answer
    x = 30,355,343.30

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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.