Home / 31,086,419.40-46,633,128.30-9,520,849.80

Finding the Fourth Proportional to 31,086,419.40, 46,633,128.30 and 9,520,849.80

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Solution

The fourth proportional to 31,086,419.40, 46,633,128.30 and 9,520,849.80 is: 14,282,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,086,419.40 : 46,633,128.30 = 9,520,849.80 : x
  2. Step 2: Convert to fraction form
    31,086,419.40/46,633,128.30 = 9,520,849.80/x
  3. Step 3: Cross multiply
    31,086,419.40x = 46,633,128.30 × 9,520,849.80
  4. Step 4: Simplify right side
    31,086,419.40x = 443,987,010,248,429.38
  5. Step 5: Solve for x
    x = 443,987,010,248,429.38/31,086,419.40
  6. Step 6: Final answer
    x = 14,282,346.40

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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.