Home / 12,654,040-18,984,296.76-3,678,592

Finding the Fourth Proportional to 12,654,040, 18,984,296.76 and 3,678,592

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Solution

The fourth proportional to 12,654,040, 18,984,296.76 and 3,678,592 is: 5,518,828.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,040 : 18,984,296.76 = 3,678,592 : x
  2. Step 2: Convert to fraction form
    12,654,040/18,984,296.76 = 3,678,592/x
  3. Step 3: Cross multiply
    12,654,040x = 18,984,296.76 × 3,678,592
  4. Step 4: Simplify right side
    12,654,040x = 69,835,482,186,961.93
  5. Step 5: Solve for x
    x = 69,835,482,186,961.93/12,654,040
  6. Step 6: Final answer
    x = 5,518,828.94

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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.