Home / 13,104,043.30-19,656,064.95-12,852,100.90

Finding the Fourth Proportional to 13,104,043.30, 19,656,064.95 and 12,852,100.90

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Solution

The fourth proportional to 13,104,043.30, 19,656,064.95 and 12,852,100.90 is: 19,278,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,043.30 : 19,656,064.95 = 12,852,100.90 : x
  2. Step 2: Convert to fraction form
    13,104,043.30/19,656,064.95 = 12,852,100.90/x
  3. Step 3: Cross multiply
    13,104,043.30x = 19,656,064.95 × 12,852,100.90
  4. Step 4: Simplify right side
    13,104,043.30x = 252,621,730,034,353.44
  5. Step 5: Solve for x
    x = 252,621,730,034,353.44/13,104,043.30
  6. Step 6: Final answer
    x = 19,278,151.35

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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.