Home / 30,847,502.97-42,544,732.42-27,118,360.77

Finding the Fourth Proportional to 30,847,502.97, 42,544,732.42 and 27,118,360.77

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Solution

The fourth proportional to 30,847,502.97, 42,544,732.42 and 27,118,360.77 is: 37,401,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,847,502.97 : 42,544,732.42 = 27,118,360.77 : x
  2. Step 2: Convert to fraction form
    30,847,502.97/42,544,732.42 = 27,118,360.77/x
  3. Step 3: Cross multiply
    30,847,502.97x = 42,544,732.42 × 27,118,360.77
  4. Step 4: Simplify right side
    30,847,502.97x = 1,153,743,402,415,951.50
  5. Step 5: Solve for x
    x = 1,153,743,402,415,951.50/30,847,502.97
  6. Step 6: Final answer
    x = 37,401,516.86

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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.