Home / 13,487,332.60-20,233,623.30-3,903,023.80

Finding the Fourth Proportional to 13,487,332.60, 20,233,623.30 and 3,903,023.80

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Solution

The fourth proportional to 13,487,332.60, 20,233,623.30 and 3,903,023.80 is: 5,855,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487,332.60 : 20,233,623.30 = 3,903,023.80 : x
  2. Step 2: Convert to fraction form
    13,487,332.60/20,233,623.30 = 3,903,023.80/x
  3. Step 3: Cross multiply
    13,487,332.60x = 20,233,623.30 × 3,903,023.80
  4. Step 4: Simplify right side
    13,487,332.60x = 78,972,313,300,134.55
  5. Step 5: Solve for x
    x = 78,972,313,300,134.55/13,487,332.60
  6. Step 6: Final answer
    x = 5,855,295.16

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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.