Home / 35,345,125.20-53,017,687.80-18,339,013.20

Finding the Fourth Proportional to 35,345,125.20, 53,017,687.80 and 18,339,013.20

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Solution

The fourth proportional to 35,345,125.20, 53,017,687.80 and 18,339,013.20 is: 27,508,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345,125.20 : 53,017,687.80 = 18,339,013.20 : x
  2. Step 2: Convert to fraction form
    35,345,125.20/53,017,687.80 = 18,339,013.20/x
  3. Step 3: Cross multiply
    35,345,125.20x = 53,017,687.80 × 18,339,013.20
  4. Step 4: Simplify right side
    35,345,125.20x = 972,292,076,397,678.88
  5. Step 5: Solve for x
    x = 972,292,076,397,678.88/35,345,125.20
  6. Step 6: Final answer
    x = 27,508,519.80

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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.