Home / 30,022,845.16-45,018,084.61-16,197,216.86

Finding the Fourth Proportional to 30,022,845.16, 45,018,084.61 and 16,197,216.86

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Solution

The fourth proportional to 30,022,845.16, 45,018,084.61 and 16,197,216.86 is: 24,287,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,022,845.16 : 45,018,084.61 = 16,197,216.86 : x
  2. Step 2: Convert to fraction form
    30,022,845.16/45,018,084.61 = 16,197,216.86/x
  3. Step 3: Cross multiply
    30,022,845.16x = 45,018,084.61 × 16,197,216.86
  4. Step 4: Simplify right side
    30,022,845.16x = 729,167,679,049,998.50
  5. Step 5: Solve for x
    x = 729,167,679,049,998.50/30,022,845.16
  6. Step 6: Final answer
    x = 24,287,094.55

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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.