Home / 11,766,059.40-17,630,426.70-7,772,305.80

Finding the Fourth Proportional to 11,766,059.40, 17,630,426.70 and 7,772,305.80

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Solution

The fourth proportional to 11,766,059.40, 17,630,426.70 and 7,772,305.80 is: 11,646,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766,059.40 : 17,630,426.70 = 7,772,305.80 : x
  2. Step 2: Convert to fraction form
    11,766,059.40/17,630,426.70 = 7,772,305.80/x
  3. Step 3: Cross multiply
    11,766,059.40x = 17,630,426.70 × 7,772,305.80
  4. Step 4: Simplify right side
    11,766,059.40x = 137,029,067,696,884.84
  5. Step 5: Solve for x
    x = 137,029,067,696,884.84/11,766,059.40
  6. Step 6: Final answer
    x = 11,646,130.88

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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.