Home / 11,755,065.60-17,628,451.20-4,182,278.40

Finding the Fourth Proportional to 11,755,065.60, 17,628,451.20 and 4,182,278.40

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Solution

The fourth proportional to 11,755,065.60, 17,628,451.20 and 4,182,278.40 is: 6,271,942.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755,065.60 : 17,628,451.20 = 4,182,278.40 : x
  2. Step 2: Convert to fraction form
    11,755,065.60/17,628,451.20 = 4,182,278.40/x
  3. Step 3: Cross multiply
    11,755,065.60x = 17,628,451.20 × 4,182,278.40
  4. Step 4: Simplify right side
    11,755,065.60x = 73,727,090,679,214.08
  5. Step 5: Solve for x
    x = 73,727,090,679,214.08/11,755,065.60
  6. Step 6: Final answer
    x = 6,271,942.09

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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.