Home / 34,131,827.28-47,101,925.88-18,661,922.64

Finding the Fourth Proportional to 34,131,827.28, 47,101,925.88 and 18,661,922.64

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Solution

The fourth proportional to 34,131,827.28, 47,101,925.88 and 18,661,922.64 is: 25,753,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,131,827.28 : 47,101,925.88 = 18,661,922.64 : x
  2. Step 2: Convert to fraction form
    34,131,827.28/47,101,925.88 = 18,661,922.64/x
  3. Step 3: Cross multiply
    34,131,827.28x = 47,101,925.88 × 18,661,922.64
  4. Step 4: Simplify right side
    34,131,827.28x = 879,012,496,967,574
  5. Step 5: Solve for x
    x = 879,012,496,967,574/34,131,827.28
  6. Step 6: Final answer
    x = 25,753,455.56

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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.