Home / 15,554,846.80-23,332,270.20-12,307,589.20

Finding the Fourth Proportional to 15,554,846.80, 23,332,270.20 and 12,307,589.20

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Solution

The fourth proportional to 15,554,846.80, 23,332,270.20 and 12,307,589.20 is: 18,461,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,846.80 : 23,332,270.20 = 12,307,589.20 : x
  2. Step 2: Convert to fraction form
    15,554,846.80/23,332,270.20 = 12,307,589.20/x
  3. Step 3: Cross multiply
    15,554,846.80x = 23,332,270.20 × 12,307,589.20
  4. Step 4: Simplify right side
    15,554,846.80x = 287,163,996,725,001.81
  5. Step 5: Solve for x
    x = 287,163,996,725,001.81/15,554,846.80
  6. Step 6: Final answer
    x = 18,461,383.80

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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.