Home / 10,866,626.40-16,299,939.60-9,732,885.60

Finding the Fourth Proportional to 10,866,626.40, 16,299,939.60 and 9,732,885.60

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Solution

The fourth proportional to 10,866,626.40, 16,299,939.60 and 9,732,885.60 is: 14,599,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,626.40 : 16,299,939.60 = 9,732,885.60 : x
  2. Step 2: Convert to fraction form
    10,866,626.40/16,299,939.60 = 9,732,885.60/x
  3. Step 3: Cross multiply
    10,866,626.40x = 16,299,939.60 × 9,732,885.60
  4. Step 4: Simplify right side
    10,866,626.40x = 158,645,447,413,709.75
  5. Step 5: Solve for x
    x = 158,645,447,413,709.75/10,866,626.40
  6. Step 6: Final answer
    x = 14,599,328.40

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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.