Home / 27,583,678.10-41,394,179.55-12,429,809.30

Finding the Fourth Proportional to 27,583,678.10, 41,394,179.55 and 12,429,809.30

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Solution

The fourth proportional to 27,583,678.10, 41,394,179.55 and 12,429,809.30 is: 18,653,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583,678.10 : 41,394,179.55 = 12,429,809.30 : x
  2. Step 2: Convert to fraction form
    27,583,678.10/41,394,179.55 = 12,429,809.30/x
  3. Step 3: Cross multiply
    27,583,678.10x = 41,394,179.55 × 12,429,809.30
  4. Step 4: Simplify right side
    27,583,678.10x = 514,521,757,936,459.81
  5. Step 5: Solve for x
    x = 514,521,757,936,459.81/27,583,678.10
  6. Step 6: Final answer
    x = 18,653,123.64

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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.