Home / 20,187,476.58-30,281,216.19-16,124,943.66

Finding the Fourth Proportional to 20,187,476.58, 30,281,216.19 and 16,124,943.66

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Solution

The fourth proportional to 20,187,476.58, 30,281,216.19 and 16,124,943.66 is: 24,187,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,476.58 : 30,281,216.19 = 16,124,943.66 : x
  2. Step 2: Convert to fraction form
    20,187,476.58/30,281,216.19 = 16,124,943.66/x
  3. Step 3: Cross multiply
    20,187,476.58x = 30,281,216.19 × 16,124,943.66
  4. Step 4: Simplify right side
    20,187,476.58x = 488,282,905,020,029.88
  5. Step 5: Solve for x
    x = 488,282,905,020,029.88/20,187,476.58
  6. Step 6: Final answer
    x = 24,187,416.54

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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.