Home / 17,678,269.65-26,521,394.15-5,383,332.84

Finding the Fourth Proportional to 17,678,269.65, 26,521,394.15 and 5,383,332.84

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Solution

The fourth proportional to 17,678,269.65, 26,521,394.15 and 5,383,332.84 is: 8,076,214.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,678,269.65 : 26,521,394.15 = 5,383,332.84 : x
  2. Step 2: Convert to fraction form
    17,678,269.65/26,521,394.15 = 5,383,332.84/x
  3. Step 3: Cross multiply
    17,678,269.65x = 26,521,394.15 × 5,383,332.84
  4. Step 4: Simplify right side
    17,678,269.65x = 142,773,492,090,278.88
  5. Step 5: Solve for x
    x = 142,773,492,090,278.88/17,678,269.65
  6. Step 6: Final answer
    x = 8,076,214.18

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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.