Home / 13,597,459.20-20,348,949.60-12,463,718.40

Finding the Fourth Proportional to 13,597,459.20, 20,348,949.60 and 12,463,718.40

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Solution

The fourth proportional to 13,597,459.20, 20,348,949.60 and 12,463,718.40 is: 18,652,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,459.20 : 20,348,949.60 = 12,463,718.40 : x
  2. Step 2: Convert to fraction form
    13,597,459.20/20,348,949.60 = 12,463,718.40/x
  3. Step 3: Cross multiply
    13,597,459.20x = 20,348,949.60 × 12,463,718.40
  4. Step 4: Simplify right side
    13,597,459.20x = 253,623,577,550,192.66
  5. Step 5: Solve for x
    x = 253,623,577,550,192.66/13,597,459.20
  6. Step 6: Final answer
    x = 18,652,277.15

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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.