Home / 15,745,772.80-23,618,659.20-5,108,204.80

Finding the Fourth Proportional to 15,745,772.80, 23,618,659.20 and 5,108,204.80

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Solution

The fourth proportional to 15,745,772.80, 23,618,659.20 and 5,108,204.80 is: 7,662,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745,772.80 : 23,618,659.20 = 5,108,204.80 : x
  2. Step 2: Convert to fraction form
    15,745,772.80/23,618,659.20 = 5,108,204.80/x
  3. Step 3: Cross multiply
    15,745,772.80x = 23,618,659.20 × 5,108,204.80
  4. Step 4: Simplify right side
    15,745,772.80x = 120,648,948,295,004.16
  5. Step 5: Solve for x
    x = 120,648,948,295,004.16/15,745,772.80
  6. Step 6: Final answer
    x = 7,662,307.20

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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.