Home / 16,543,485.40-24,815,228.10-12,717,110.20

Finding the Fourth Proportional to 16,543,485.40, 24,815,228.10 and 12,717,110.20

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Solution

The fourth proportional to 16,543,485.40, 24,815,228.10 and 12,717,110.20 is: 19,075,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543,485.40 : 24,815,228.10 = 12,717,110.20 : x
  2. Step 2: Convert to fraction form
    16,543,485.40/24,815,228.10 = 12,717,110.20/x
  3. Step 3: Cross multiply
    16,543,485.40x = 24,815,228.10 × 12,717,110.20
  4. Step 4: Simplify right side
    16,543,485.40x = 315,577,990,385,836.62
  5. Step 5: Solve for x
    x = 315,577,990,385,836.62/16,543,485.40
  6. Step 6: Final answer
    x = 19,075,665.30

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Similar ratio
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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.