Home / 12,424,064.80-18,646,594.80-4,856,461.60

Finding the Fourth Proportional to 12,424,064.80, 18,646,594.80 and 4,856,461.60

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Solution

The fourth proportional to 12,424,064.80, 18,646,594.80 and 4,856,461.60 is: 7,288,795.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424,064.80 : 18,646,594.80 = 4,856,461.60 : x
  2. Step 2: Convert to fraction form
    12,424,064.80/18,646,594.80 = 4,856,461.60/x
  3. Step 3: Cross multiply
    12,424,064.80x = 18,646,594.80 × 4,856,461.60
  4. Step 4: Simplify right side
    12,424,064.80x = 90,556,471,616,959.67
  5. Step 5: Solve for x
    x = 90,556,471,616,959.67/12,424,064.80
  6. Step 6: Final answer
    x = 7,288,795.82

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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.