Home / 16,885,909.40-23,302,574.90-9,150,951.72

Finding the Fourth Proportional to 16,885,909.40, 23,302,574.90 and 9,150,951.72

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Solution

The fourth proportional to 16,885,909.40, 23,302,574.90 and 9,150,951.72 is: 12,628,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885,909.40 : 23,302,574.90 = 9,150,951.72 : x
  2. Step 2: Convert to fraction form
    16,885,909.40/23,302,574.90 = 9,150,951.72/x
  3. Step 3: Cross multiply
    16,885,909.40x = 23,302,574.90 × 9,150,951.72
  4. Step 4: Simplify right side
    16,885,909.40x = 213,240,737,762,760.50
  5. Step 5: Solve for x
    x = 213,240,737,762,760.50/16,885,909.40
  6. Step 6: Final answer
    x = 12,628,324.17

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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.