Home / 30,213,698.18-45,288,276.06-17,231,899.46

Finding the Fourth Proportional to 30,213,698.18, 45,288,276.06 and 17,231,899.46

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Solution

The fourth proportional to 30,213,698.18, 45,288,276.06 and 17,231,899.46 is: 25,829,443.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,698.18 : 45,288,276.06 = 17,231,899.46 : x
  2. Step 2: Convert to fraction form
    30,213,698.18/45,288,276.06 = 17,231,899.46/x
  3. Step 3: Cross multiply
    30,213,698.18x = 45,288,276.06 × 17,231,899.46
  4. Step 4: Simplify right side
    30,213,698.18x = 780,403,019,661,414.88
  5. Step 5: Solve for x
    x = 780,403,019,661,414.88/30,213,698.18
  6. Step 6: Final answer
    x = 25,829,443.82

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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.