Home / 9,160,148.40-13,740,222.60-7,899,399.60

Finding the Fourth Proportional to 9,160,148.40, 13,740,222.60 and 7,899,399.60

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Solution

The fourth proportional to 9,160,148.40, 13,740,222.60 and 7,899,399.60 is: 11,849,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160,148.40 : 13,740,222.60 = 7,899,399.60 : x
  2. Step 2: Convert to fraction form
    9,160,148.40/13,740,222.60 = 7,899,399.60/x
  3. Step 3: Cross multiply
    9,160,148.40x = 13,740,222.60 × 7,899,399.60
  4. Step 4: Simplify right side
    9,160,148.40x = 108,539,508,910,350.95
  5. Step 5: Solve for x
    x = 108,539,508,910,350.95/9,160,148.40
  6. Step 6: Final answer
    x = 11,849,099.40

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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.