Home / 31,369,418.28-43,271,767.25-19,588,235.43

Finding the Fourth Proportional to 31,369,418.28, 43,271,767.25 and 19,588,235.43

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Solution

The fourth proportional to 31,369,418.28, 43,271,767.25 and 19,588,235.43 is: 27,020,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369,418.28 : 43,271,767.25 = 19,588,235.43 : x
  2. Step 2: Convert to fraction form
    31,369,418.28/43,271,767.25 = 19,588,235.43/x
  3. Step 3: Cross multiply
    31,369,418.28x = 43,271,767.25 × 19,588,235.43
  4. Step 4: Simplify right side
    31,369,418.28x = 847,617,564,216,777.75
  5. Step 5: Solve for x
    x = 847,617,564,216,777.75/31,369,418.28
  6. Step 6: Final answer
    x = 27,020,506.29

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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.