Home / 13,433,427.40-20,150,141.10-12,593,619.40

Finding the Fourth Proportional to 13,433,427.40, 20,150,141.10 and 12,593,619.40

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Solution

The fourth proportional to 13,433,427.40, 20,150,141.10 and 12,593,619.40 is: 18,890,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433,427.40 : 20,150,141.10 = 12,593,619.40 : x
  2. Step 2: Convert to fraction form
    13,433,427.40/20,150,141.10 = 12,593,619.40/x
  3. Step 3: Cross multiply
    13,433,427.40x = 20,150,141.10 × 12,593,619.40
  4. Step 4: Simplify right side
    13,433,427.40x = 253,763,207,869,697.38
  5. Step 5: Solve for x
    x = 253,763,207,869,697.38/13,433,427.40
  6. Step 6: Final answer
    x = 18,890,429.10

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1.5x scale

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.