Home / 30,404,640.46-45,606,960.70-7,685,537.70

Finding the Fourth Proportional to 30,404,640.46, 45,606,960.70 and 7,685,537.70

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Solution

The fourth proportional to 30,404,640.46, 45,606,960.70 and 7,685,537.70 is: 11,528,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,640.46 : 45,606,960.70 = 7,685,537.70 : x
  2. Step 2: Convert to fraction form
    30,404,640.46/45,606,960.70 = 7,685,537.70/x
  3. Step 3: Cross multiply
    30,404,640.46x = 45,606,960.70 × 7,685,537.70
  4. Step 4: Simplify right side
    30,404,640.46x = 350,514,015,842,268.44
  5. Step 5: Solve for x
    x = 350,514,015,842,268.44/30,404,640.46
  6. Step 6: Final answer
    x = 11,528,306.55

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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.