Home / 21,600,541.17-32,400,842.85-8,821,045.80

Finding the Fourth Proportional to 21,600,541.17, 32,400,842.85 and 8,821,045.80

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Solution

The fourth proportional to 21,600,541.17, 32,400,842.85 and 8,821,045.80 is: 13,231,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600,541.17 : 32,400,842.85 = 8,821,045.80 : x
  2. Step 2: Convert to fraction form
    21,600,541.17/32,400,842.85 = 8,821,045.80/x
  3. Step 3: Cross multiply
    21,600,541.17x = 32,400,842.85 × 8,821,045.80
  4. Step 4: Simplify right side
    21,600,541.17x = 285,809,318,738,452.56
  5. Step 5: Solve for x
    x = 285,809,318,738,452.56/21,600,541.17
  6. Step 6: Final answer
    x = 13,231,581.40

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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.