Home / 12,146,053.60-18,219,274.80-3,170,605.60

Finding the Fourth Proportional to 12,146,053.60, 18,219,274.80 and 3,170,605.60

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Solution

The fourth proportional to 12,146,053.60, 18,219,274.80 and 3,170,605.60 is: 4,755,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,053.60 : 18,219,274.80 = 3,170,605.60 : x
  2. Step 2: Convert to fraction form
    12,146,053.60/18,219,274.80 = 3,170,605.60/x
  3. Step 3: Cross multiply
    12,146,053.60x = 18,219,274.80 × 3,170,605.60
  4. Step 4: Simplify right side
    12,146,053.60x = 57,766,134,708,818.88
  5. Step 5: Solve for x
    x = 57,766,134,708,818.88/12,146,053.60
  6. Step 6: Final answer
    x = 4,755,959.15

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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.