Home / 13,362,964.70-20,045,103.15-6,985,672.70

Finding the Fourth Proportional to 13,362,964.70, 20,045,103.15 and 6,985,672.70

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Solution

The fourth proportional to 13,362,964.70, 20,045,103.15 and 6,985,672.70 is: 10,478,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,964.70 : 20,045,103.15 = 6,985,672.70 : x
  2. Step 2: Convert to fraction form
    13,362,964.70/20,045,103.15 = 6,985,672.70/x
  3. Step 3: Cross multiply
    13,362,964.70x = 20,045,103.15 × 6,985,672.70
  4. Step 4: Simplify right side
    13,362,964.70x = 140,028,529,843,639
  5. Step 5: Solve for x
    x = 140,028,529,843,639/13,362,964.70
  6. Step 6: Final answer
    x = 10,478,852.04

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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.