Home / 13,205,680.20-19,808,520.30-11,526,064.20

Finding the Fourth Proportional to 13,205,680.20, 19,808,520.30 and 11,526,064.20

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Solution

The fourth proportional to 13,205,680.20, 19,808,520.30 and 11,526,064.20 is: 17,289,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,680.20 : 19,808,520.30 = 11,526,064.20 : x
  2. Step 2: Convert to fraction form
    13,205,680.20/19,808,520.30 = 11,526,064.20/x
  3. Step 3: Cross multiply
    13,205,680.20x = 19,808,520.30 × 11,526,064.20
  4. Step 4: Simplify right side
    13,205,680.20x = 228,314,276,684,803.25
  5. Step 5: Solve for x
    x = 228,314,276,684,803.25/13,205,680.20
  6. Step 6: Final answer
    x = 17,289,096.30

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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.