Home / 13,037,043.20-19,555,564.80-9,677,811.20

Finding the Fourth Proportional to 13,037,043.20, 19,555,564.80 and 9,677,811.20

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Solution

The fourth proportional to 13,037,043.20, 19,555,564.80 and 9,677,811.20 is: 14,516,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,043.20 : 19,555,564.80 = 9,677,811.20 : x
  2. Step 2: Convert to fraction form
    13,037,043.20/19,555,564.80 = 9,677,811.20/x
  3. Step 3: Cross multiply
    13,037,043.20x = 19,555,564.80 × 9,677,811.20
  4. Step 4: Simplify right side
    13,037,043.20x = 189,255,064,043,765.75
  5. Step 5: Solve for x
    x = 189,255,064,043,765.75/13,037,043.20
  6. Step 6: Final answer
    x = 14,516,716.80

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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.