Home / 15,858,816.80-23,788,225.20-5,076,469.40

Finding the Fourth Proportional to 15,858,816.80, 23,788,225.20 and 5,076,469.40

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Solution

The fourth proportional to 15,858,816.80, 23,788,225.20 and 5,076,469.40 is: 7,614,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858,816.80 : 23,788,225.20 = 5,076,469.40 : x
  2. Step 2: Convert to fraction form
    15,858,816.80/23,788,225.20 = 5,076,469.40/x
  3. Step 3: Cross multiply
    15,858,816.80x = 23,788,225.20 × 5,076,469.40
  4. Step 4: Simplify right side
    15,858,816.80x = 120,760,197,308,108.89
  5. Step 5: Solve for x
    x = 120,760,197,308,108.89/15,858,816.80
  6. Step 6: Final answer
    x = 7,614,704.10

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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.