Home / 15,759,974.34-21,747,827.30-9,144,050.27

Finding the Fourth Proportional to 15,759,974.34, 21,747,827.30 and 9,144,050.27

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Solution

The fourth proportional to 15,759,974.34, 21,747,827.30 and 9,144,050.27 is: 12,618,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,974.34 : 21,747,827.30 = 9,144,050.27 : x
  2. Step 2: Convert to fraction form
    15,759,974.34/21,747,827.30 = 9,144,050.27/x
  3. Step 3: Cross multiply
    15,759,974.34x = 21,747,827.30 × 9,144,050.27
  4. Step 4: Simplify right side
    15,759,974.34x = 198,863,226,048,758.12
  5. Step 5: Solve for x
    x = 198,863,226,048,758.12/15,759,974.34
  6. Step 6: Final answer
    x = 12,618,245.55

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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.