Home / 12,106,814-18,115,363.20-9,703,369.04

Finding the Fourth Proportional to 12,106,814, 18,115,363.20 and 9,703,369.04

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Solution

The fourth proportional to 12,106,814, 18,115,363.20 and 9,703,369.04 is: 14,519,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,814 : 18,115,363.20 = 9,703,369.04 : x
  2. Step 2: Convert to fraction form
    12,106,814/18,115,363.20 = 9,703,369.04/x
  3. Step 3: Cross multiply
    12,106,814x = 18,115,363.20 × 9,703,369.04
  4. Step 4: Simplify right side
    12,106,814x = 175,780,054,423,235.31
  5. Step 5: Solve for x
    x = 175,780,054,423,235.31/12,106,814
  6. Step 6: Final answer
    x = 14,519,100.93

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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.