Home / 30,014,132.46-41,433,785.19-20,108,072.22

Finding the Fourth Proportional to 30,014,132.46, 41,433,785.19 and 20,108,072.22

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Solution

The fourth proportional to 30,014,132.46, 41,433,785.19 and 20,108,072.22 is: 27,758,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014,132.46 : 41,433,785.19 = 20,108,072.22 : x
  2. Step 2: Convert to fraction form
    30,014,132.46/41,433,785.19 = 20,108,072.22/x
  3. Step 3: Cross multiply
    30,014,132.46x = 41,433,785.19 × 20,108,072.22
  4. Step 4: Simplify right side
    30,014,132.46x = 833,153,544,948,486.38
  5. Step 5: Solve for x
    x = 833,153,544,948,486.38/30,014,132.46
  6. Step 6: Final answer
    x = 27,758,708.20

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1.5x scale

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.