Home / 12,163,463.54-16,785,586.22-6,656,835.17

Finding the Fourth Proportional to 12,163,463.54, 16,785,586.22 and 6,656,835.17

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Solution

The fourth proportional to 12,163,463.54, 16,785,586.22 and 6,656,835.17 is: 9,186,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,463.54 : 16,785,586.22 = 6,656,835.17 : x
  2. Step 2: Convert to fraction form
    12,163,463.54/16,785,586.22 = 6,656,835.17/x
  3. Step 3: Cross multiply
    12,163,463.54x = 16,785,586.22 × 6,656,835.17
  4. Step 4: Simplify right side
    12,163,463.54x = 111,738,880,698,363.34
  5. Step 5: Solve for x
    x = 111,738,880,698,363.34/12,163,463.54
  6. Step 6: Final answer
    x = 9,186,436.11

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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.