Home / 12,129,964.04-16,739,283.83-6,623,299.87

Finding the Fourth Proportional to 12,129,964.04, 16,739,283.83 and 6,623,299.87

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Solution

The fourth proportional to 12,129,964.04, 16,739,283.83 and 6,623,299.87 is: 9,140,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,129,964.04 : 16,739,283.83 = 6,623,299.87 : x
  2. Step 2: Convert to fraction form
    12,129,964.04/16,739,283.83 = 6,623,299.87/x
  3. Step 3: Cross multiply
    12,129,964.04x = 16,739,283.83 × 6,623,299.87
  4. Step 4: Simplify right side
    12,129,964.04x = 110,869,296,340,167.39
  5. Step 5: Solve for x
    x = 110,869,296,340,167.39/12,129,964.04
  6. Step 6: Final answer
    x = 9,140,117.48

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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.