Home / 18,453,234.40-27,679,851.60-9,950,178.40

Finding the Fourth Proportional to 18,453,234.40, 27,679,851.60 and 9,950,178.40

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Solution

The fourth proportional to 18,453,234.40, 27,679,851.60 and 9,950,178.40 is: 14,925,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,234.40 : 27,679,851.60 = 9,950,178.40 : x
  2. Step 2: Convert to fraction form
    18,453,234.40/27,679,851.60 = 9,950,178.40/x
  3. Step 3: Cross multiply
    18,453,234.40x = 27,679,851.60 × 9,950,178.40
  4. Step 4: Simplify right side
    18,453,234.40x = 275,419,461,505,525.47
  5. Step 5: Solve for x
    x = 275,419,461,505,525.47/18,453,234.40
  6. Step 6: Final answer
    x = 14,925,267.60

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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.