Home / 12,654,036-18,984,290.76-3,678,588

Finding the Fourth Proportional to 12,654,036, 18,984,290.76 and 3,678,588

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Solution

The fourth proportional to 12,654,036, 18,984,290.76 and 3,678,588 is: 5,518,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,036 : 18,984,290.76 = 3,678,588 : x
  2. Step 2: Convert to fraction form
    12,654,036/18,984,290.76 = 3,678,588/x
  3. Step 3: Cross multiply
    12,654,036x = 18,984,290.76 × 3,678,588
  4. Step 4: Simplify right side
    12,654,036x = 69,835,384,178,246.88
  5. Step 5: Solve for x
    x = 69,835,384,178,246.88/12,654,036
  6. Step 6: Final answer
    x = 5,518,822.94

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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.