Home / 13,597,467.70-20,348,962.35-12,463,726.90

Finding the Fourth Proportional to 13,597,467.70, 20,348,962.35 and 12,463,726.90

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Solution

The fourth proportional to 13,597,467.70, 20,348,962.35 and 12,463,726.90 is: 18,652,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,467.70 : 20,348,962.35 = 12,463,726.90 : x
  2. Step 2: Convert to fraction form
    13,597,467.70/20,348,962.35 = 12,463,726.90/x
  3. Step 3: Cross multiply
    13,597,467.70x = 20,348,962.35 × 12,463,726.90
  4. Step 4: Simplify right side
    13,597,467.70x = 253,623,909,428,782.25
  5. Step 5: Solve for x
    x = 253,623,909,428,782.25/13,597,467.70
  6. Step 6: Final answer
    x = 18,652,289.90

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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.