Home / 13,037,649.20-19,563,472.20-5,465,380.40

Finding the Fourth Proportional to 13,037,649.20, 19,563,472.20 and 5,465,380.40

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Solution

The fourth proportional to 13,037,649.20, 19,563,472.20 and 5,465,380.40 is: 8,201,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,649.20 : 19,563,472.20 = 5,465,380.40 : x
  2. Step 2: Convert to fraction form
    13,037,649.20/19,563,472.20 = 5,465,380.40/x
  3. Step 3: Cross multiply
    13,037,649.20x = 19,563,472.20 × 5,465,380.40
  4. Step 4: Simplify right side
    13,037,649.20x = 106,921,817,517,824.89
  5. Step 5: Solve for x
    x = 106,921,817,517,824.89/13,037,649.20
  6. Step 6: Final answer
    x = 8,201,004.33

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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.