Home / 13,583,262.62-18,743,199.08-9,182,563.58

Finding the Fourth Proportional to 13,583,262.62, 18,743,199.08 and 9,182,563.58

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Solution

The fourth proportional to 13,583,262.62, 18,743,199.08 and 9,182,563.58 is: 12,670,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583,262.62 : 18,743,199.08 = 9,182,563.58 : x
  2. Step 2: Convert to fraction form
    13,583,262.62/18,743,199.08 = 9,182,563.58/x
  3. Step 3: Cross multiply
    13,583,262.62x = 18,743,199.08 × 9,182,563.58
  4. Step 4: Simplify right side
    13,583,262.62x = 172,110,617,105,068.69
  5. Step 5: Solve for x
    x = 172,110,617,105,068.69/13,583,262.62
  6. Step 6: Final answer
    x = 12,670,786.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.