Home / 31,081,605.20-46,622,407.80-9,516,165.20

Finding the Fourth Proportional to 31,081,605.20, 46,622,407.80 and 9,516,165.20

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Solution

The fourth proportional to 31,081,605.20, 46,622,407.80 and 9,516,165.20 is: 14,274,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,081,605.20 : 46,622,407.80 = 9,516,165.20 : x
  2. Step 2: Convert to fraction form
    31,081,605.20/46,622,407.80 = 9,516,165.20/x
  3. Step 3: Cross multiply
    31,081,605.20x = 46,622,407.80 × 9,516,165.20
  4. Step 4: Simplify right side
    31,081,605.20x = 443,666,534,646,568.50
  5. Step 5: Solve for x
    x = 443,666,534,646,568.50/31,081,605.20
  6. Step 6: Final answer
    x = 14,274,247.80

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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.