Home / 12,776,016.60-19,164,024.90-10,256,592.60

Finding the Fourth Proportional to 12,776,016.60, 19,164,024.90 and 10,256,592.60

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Solution

The fourth proportional to 12,776,016.60, 19,164,024.90 and 10,256,592.60 is: 15,384,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,776,016.60 : 19,164,024.90 = 10,256,592.60 : x
  2. Step 2: Convert to fraction form
    12,776,016.60/19,164,024.90 = 10,256,592.60/x
  3. Step 3: Cross multiply
    12,776,016.60x = 19,164,024.90 × 10,256,592.60
  4. Step 4: Simplify right side
    12,776,016.60x = 196,557,595,975,555.72
  5. Step 5: Solve for x
    x = 196,557,595,975,555.72/12,776,016.60
  6. Step 6: Final answer
    x = 15,384,888.90

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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.