Home / 56,411,922.80-84,617,884.20-13,861,650.80

Finding the Fourth Proportional to 56,411,922.80, 84,617,884.20 and 13,861,650.80

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Solution

The fourth proportional to 56,411,922.80, 84,617,884.20 and 13,861,650.80 is: 20,792,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411,922.80 : 84,617,884.20 = 13,861,650.80 : x
  2. Step 2: Convert to fraction form
    56,411,922.80/84,617,884.20 = 13,861,650.80/x
  3. Step 3: Cross multiply
    56,411,922.80x = 84,617,884.20 × 13,861,650.80
  4. Step 4: Simplify right side
    56,411,922.80x = 1,172,943,562,215,237.50
  5. Step 5: Solve for x
    x = 1,172,943,562,215,237.50/56,411,922.80
  6. Step 6: Final answer
    x = 20,792,476.20

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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.