Home / 21,821,332.40-32,751,827.40-11,046,129.20

Finding the Fourth Proportional to 21,821,332.40, 32,751,827.40 and 11,046,129.20

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Solution

The fourth proportional to 21,821,332.40, 32,751,827.40 and 11,046,129.20 is: 16,579,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,332.40 : 32,751,827.40 = 11,046,129.20 : x
  2. Step 2: Convert to fraction form
    21,821,332.40/32,751,827.40 = 11,046,129.20/x
  3. Step 3: Cross multiply
    21,821,332.40x = 32,751,827.40 × 11,046,129.20
  4. Step 4: Simplify right side
    21,821,332.40x = 361,780,916,996,500.06
  5. Step 5: Solve for x
    x = 361,780,916,996,500.06/21,821,332.40
  6. Step 6: Final answer
    x = 16,579,231.29

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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.