Home / 13,564,573.20-20,346,859.80-11,013,656.40

Finding the Fourth Proportional to 13,564,573.20, 20,346,859.80 and 11,013,656.40

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Solution

The fourth proportional to 13,564,573.20, 20,346,859.80 and 11,013,656.40 is: 16,520,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,573.20 : 20,346,859.80 = 11,013,656.40 : x
  2. Step 2: Convert to fraction form
    13,564,573.20/20,346,859.80 = 11,013,656.40/x
  3. Step 3: Cross multiply
    13,564,573.20x = 20,346,859.80 × 11,013,656.40
  4. Step 4: Simplify right side
    13,564,573.20x = 224,093,322,656,172.75
  5. Step 5: Solve for x
    x = 224,093,322,656,172.75/13,564,573.20
  6. Step 6: Final answer
    x = 16,520,484.60

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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.