Home / 14,946,548.88-20,621,970.18-8,417,894.88

Finding the Fourth Proportional to 14,946,548.88, 20,621,970.18 and 8,417,894.88

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Solution

The fourth proportional to 14,946,548.88, 20,621,970.18 and 8,417,894.88 is: 11,614,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946,548.88 : 20,621,970.18 = 8,417,894.88 : x
  2. Step 2: Convert to fraction form
    14,946,548.88/20,621,970.18 = 8,417,894.88/x
  3. Step 3: Cross multiply
    14,946,548.88x = 20,621,970.18 × 8,417,894.88
  4. Step 4: Simplify right side
    14,946,548.88x = 173,593,577,193,734.69
  5. Step 5: Solve for x
    x = 173,593,577,193,734.69/14,946,548.88
  6. Step 6: Final answer
    x = 11,614,291.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.