Home / 12,059,683.38-18,090,596.70-3,423,909.29

Finding the Fourth Proportional to 12,059,683.38, 18,090,596.70 and 3,423,909.29

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Solution

The fourth proportional to 12,059,683.38, 18,090,596.70 and 3,423,909.29 is: 5,136,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,683.38 : 18,090,596.70 = 3,423,909.29 : x
  2. Step 2: Convert to fraction form
    12,059,683.38/18,090,596.70 = 3,423,909.29/x
  3. Step 3: Cross multiply
    12,059,683.38x = 18,090,596.70 × 3,423,909.29
  4. Step 4: Simplify right side
    12,059,683.38x = 61,940,562,012,320.36
  5. Step 5: Solve for x
    x = 61,940,562,012,320.36/12,059,683.38
  6. Step 6: Final answer
    x = 5,136,168.18

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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.