Home / 30,561,463.20-42,173,991.96-17,333,066.28

Finding the Fourth Proportional to 30,561,463.20, 42,173,991.96 and 17,333,066.28

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Solution

The fourth proportional to 30,561,463.20, 42,173,991.96 and 17,333,066.28 is: 23,919,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,561,463.20 : 42,173,991.96 = 17,333,066.28 : x
  2. Step 2: Convert to fraction form
    30,561,463.20/42,173,991.96 = 17,333,066.28/x
  3. Step 3: Cross multiply
    30,561,463.20x = 42,173,991.96 × 17,333,066.28
  4. Step 4: Simplify right side
    30,561,463.20x = 731,004,597,934,867.12
  5. Step 5: Solve for x
    x = 731,004,597,934,867.12/30,561,463.20
  6. Step 6: Final answer
    x = 23,919,162.28

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1.5x scale

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.