Home / 13,114,145.60-19,650,223.20-8,313,243.20

Finding the Fourth Proportional to 13,114,145.60, 19,650,223.20 and 8,313,243.20

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Solution

The fourth proportional to 13,114,145.60, 19,650,223.20 and 8,313,243.20 is: 12,456,555.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,145.60 : 19,650,223.20 = 8,313,243.20 : x
  2. Step 2: Convert to fraction form
    13,114,145.60/19,650,223.20 = 8,313,243.20/x
  3. Step 3: Cross multiply
    13,114,145.60x = 19,650,223.20 × 8,313,243.20
  4. Step 4: Simplify right side
    13,114,145.60x = 163,357,084,395,882.25
  5. Step 5: Solve for x
    x = 163,357,084,395,882.25/13,114,145.60
  6. Step 6: Final answer
    x = 12,456,555.64

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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.