Home / 12,485,112.27-18,727,246.29-4,397,876.58

Finding the Fourth Proportional to 12,485,112.27, 18,727,246.29 and 4,397,876.58

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Solution

The fourth proportional to 12,485,112.27, 18,727,246.29 and 4,397,876.58 is: 6,596,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,112.27 : 18,727,246.29 = 4,397,876.58 : x
  2. Step 2: Convert to fraction form
    12,485,112.27/18,727,246.29 = 4,397,876.58/x
  3. Step 3: Cross multiply
    12,485,112.27x = 18,727,246.29 × 4,397,876.58
  4. Step 4: Simplify right side
    12,485,112.27x = 82,360,117,866,682.89
  5. Step 5: Solve for x
    x = 82,360,117,866,682.89/12,485,112.27
  6. Step 6: Final answer
    x = 6,596,666.18

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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.