Home / 9,072,742.40-13,609,113.60-6,198,732.80

Finding the Fourth Proportional to 9,072,742.40, 13,609,113.60 and 6,198,732.80

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Solution

The fourth proportional to 9,072,742.40, 13,609,113.60 and 6,198,732.80 is: 9,298,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,742.40 : 13,609,113.60 = 6,198,732.80 : x
  2. Step 2: Convert to fraction form
    9,072,742.40/13,609,113.60 = 6,198,732.80/x
  3. Step 3: Cross multiply
    9,072,742.40x = 13,609,113.60 × 6,198,732.80
  4. Step 4: Simplify right side
    9,072,742.40x = 84,359,258,851,246.08
  5. Step 5: Solve for x
    x = 84,359,258,851,246.08/9,072,742.40
  6. Step 6: Final answer
    x = 9,298,099.20

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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.