Home / 12,101,064.30-18,151,596.45-9,361,190.70

Finding the Fourth Proportional to 12,101,064.30, 18,151,596.45 and 9,361,190.70

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Solution

The fourth proportional to 12,101,064.30, 18,151,596.45 and 9,361,190.70 is: 14,041,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,064.30 : 18,151,596.45 = 9,361,190.70 : x
  2. Step 2: Convert to fraction form
    12,101,064.30/18,151,596.45 = 9,361,190.70/x
  3. Step 3: Cross multiply
    12,101,064.30x = 18,151,596.45 × 9,361,190.70
  4. Step 4: Simplify right side
    12,101,064.30x = 169,920,555,877,893
  5. Step 5: Solve for x
    x = 169,920,555,877,893/12,101,064.30
  6. Step 6: Final answer
    x = 14,041,786.05

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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.