Home / 13,597,473.20-20,348,970.60-12,463,732.40

Finding the Fourth Proportional to 13,597,473.20, 20,348,970.60 and 12,463,732.40

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Solution

The fourth proportional to 13,597,473.20, 20,348,970.60 and 12,463,732.40 is: 18,652,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,473.20 : 20,348,970.60 = 12,463,732.40 : x
  2. Step 2: Convert to fraction form
    13,597,473.20/20,348,970.60 = 12,463,732.40/x
  3. Step 3: Cross multiply
    13,597,473.20x = 20,348,970.60 × 12,463,732.40
  4. Step 4: Simplify right side
    13,597,473.20x = 253,624,124,173,867.47
  5. Step 5: Solve for x
    x = 253,624,124,173,867.47/13,597,473.20
  6. Step 6: Final answer
    x = 18,652,298.15

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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.