Home / 13,597,464.20-20,348,957.10-12,463,723.40

Finding the Fourth Proportional to 13,597,464.20, 20,348,957.10 and 12,463,723.40

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Solution

The fourth proportional to 13,597,464.20, 20,348,957.10 and 12,463,723.40 is: 18,652,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,464.20 : 20,348,957.10 = 12,463,723.40 : x
  2. Step 2: Convert to fraction form
    13,597,464.20/20,348,957.10 = 12,463,723.40/x
  3. Step 3: Cross multiply
    13,597,464.20x = 20,348,957.10 × 12,463,723.40
  4. Step 4: Simplify right side
    13,597,464.20x = 253,623,772,772,866.16
  5. Step 5: Solve for x
    x = 253,623,772,772,866.16/13,597,464.20
  6. Step 6: Final answer
    x = 18,652,284.65

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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.