Home / 31,131,142.20-46,570,742.10-27,352,006.20

Finding the Fourth Proportional to 31,131,142.20, 46,570,742.10 and 27,352,006.20

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Solution

The fourth proportional to 31,131,142.20, 46,570,742.10 and 27,352,006.20 is: 40,917,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,142.20 : 46,570,742.10 = 27,352,006.20 : x
  2. Step 2: Convert to fraction form
    31,131,142.20/46,570,742.10 = 27,352,006.20/x
  3. Step 3: Cross multiply
    31,131,142.20x = 46,570,742.10 × 27,352,006.20
  4. Step 4: Simplify right side
    31,131,142.20x = 1,273,803,226,657,801
  5. Step 5: Solve for x
    x = 1,273,803,226,657,801/31,131,142.20
  6. Step 6: Final answer
    x = 40,917,330.26

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1.5x scale

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.