Home / 31,308,021.40-46,962,032.10-8,588,882.20

Finding the Fourth Proportional to 31,308,021.40, 46,962,032.10 and 8,588,882.20

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Solution

The fourth proportional to 31,308,021.40, 46,962,032.10 and 8,588,882.20 is: 12,883,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308,021.40 : 46,962,032.10 = 8,588,882.20 : x
  2. Step 2: Convert to fraction form
    31,308,021.40/46,962,032.10 = 8,588,882.20/x
  3. Step 3: Cross multiply
    31,308,021.40x = 46,962,032.10 × 8,588,882.20
  4. Step 4: Simplify right side
    31,308,021.40x = 403,351,361,579,518.62
  5. Step 5: Solve for x
    x = 403,351,361,579,518.62/31,308,021.40
  6. Step 6: Final answer
    x = 12,883,323.30

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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.