Home / 12,424,024.80-18,646,534.80-4,856,421.60

Finding the Fourth Proportional to 12,424,024.80, 18,646,534.80 and 4,856,421.60

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Solution

The fourth proportional to 12,424,024.80, 18,646,534.80 and 4,856,421.60 is: 7,288,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424,024.80 : 18,646,534.80 = 4,856,421.60 : x
  2. Step 2: Convert to fraction form
    12,424,024.80/18,646,534.80 = 4,856,421.60/x
  3. Step 3: Cross multiply
    12,424,024.80x = 18,646,534.80 × 4,856,421.60
  4. Step 4: Simplify right side
    12,424,024.80x = 90,555,434,367,871.67
  5. Step 5: Solve for x
    x = 90,555,434,367,871.67/12,424,024.80
  6. Step 6: Final answer
    x = 7,288,735.80

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1.5x scale

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.