Home / 12,654,034.13-18,984,287.96-3,678,586.13

Finding the Fourth Proportional to 12,654,034.13, 18,984,287.96 and 3,678,586.13

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Solution

The fourth proportional to 12,654,034.13, 18,984,287.96 and 3,678,586.13 is: 5,518,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,034.13 : 18,984,287.96 = 3,678,586.13 : x
  2. Step 2: Convert to fraction form
    12,654,034.13/18,984,287.96 = 3,678,586.13/x
  3. Step 3: Cross multiply
    12,654,034.13x = 18,984,287.96 × 3,678,586.13
  4. Step 4: Simplify right side
    12,654,034.13x = 69,835,338,264,267.62
  5. Step 5: Solve for x
    x = 69,835,338,264,267.62/12,654,034.13
  6. Step 6: Final answer
    x = 5,518,820.13

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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.