Home / 12,114,205.20-18,171,307.80-10,744,268.40

Finding the Fourth Proportional to 12,114,205.20, 18,171,307.80 and 10,744,268.40

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Solution

The fourth proportional to 12,114,205.20, 18,171,307.80 and 10,744,268.40 is: 16,116,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114,205.20 : 18,171,307.80 = 10,744,268.40 : x
  2. Step 2: Convert to fraction form
    12,114,205.20/18,171,307.80 = 10,744,268.40/x
  3. Step 3: Cross multiply
    12,114,205.20x = 18,171,307.80 × 10,744,268.40
  4. Step 4: Simplify right side
    12,114,205.20x = 195,237,408,182,213.53
  5. Step 5: Solve for x
    x = 195,237,408,182,213.53/12,114,205.20
  6. Step 6: Final answer
    x = 16,116,402.60

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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.