Home / 12,531,886.46-18,794,182.93-4,853,818.80

Finding the Fourth Proportional to 12,531,886.46, 18,794,182.93 and 4,853,818.80

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Solution

The fourth proportional to 12,531,886.46, 18,794,182.93 and 4,853,818.80 is: 7,279,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531,886.46 : 18,794,182.93 = 4,853,818.80 : x
  2. Step 2: Convert to fraction form
    12,531,886.46/18,794,182.93 = 4,853,818.80/x
  3. Step 3: Cross multiply
    12,531,886.46x = 18,794,182.93 × 4,853,818.80
  4. Step 4: Simplify right side
    12,531,886.46x = 91,223,558,424,138.53
  5. Step 5: Solve for x
    x = 91,223,558,424,138.53/12,531,886.46
  6. Step 6: Final answer
    x = 7,279,315.75

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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.