Home / 14,314,980.78-21,481,918.92-7,588,118.70

Finding the Fourth Proportional to 14,314,980.78, 21,481,918.92 and 7,588,118.70

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Solution

The fourth proportional to 14,314,980.78, 21,481,918.92 and 7,588,118.70 is: 11,387,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314,980.78 : 21,481,918.92 = 7,588,118.70 : x
  2. Step 2: Convert to fraction form
    14,314,980.78/21,481,918.92 = 7,588,118.70/x
  3. Step 3: Cross multiply
    14,314,980.78x = 21,481,918.92 × 7,588,118.70
  4. Step 4: Simplify right side
    14,314,980.78x = 163,007,350,668,735.81
  5. Step 5: Solve for x
    x = 163,007,350,668,735.81/14,314,980.78
  6. Step 6: Final answer
    x = 11,387,186.14

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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.