Home / 9,133,130.40-13,699,695.60-8,573,258.40

Finding the Fourth Proportional to 9,133,130.40, 13,699,695.60 and 8,573,258.40

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Solution

The fourth proportional to 9,133,130.40, 13,699,695.60 and 8,573,258.40 is: 12,859,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133,130.40 : 13,699,695.60 = 8,573,258.40 : x
  2. Step 2: Convert to fraction form
    9,133,130.40/13,699,695.60 = 8,573,258.40/x
  3. Step 3: Cross multiply
    9,133,130.40x = 13,699,695.60 × 8,573,258.40
  4. Step 4: Simplify right side
    9,133,130.40x = 117,451,030,380,143.05
  5. Step 5: Solve for x
    x = 117,451,030,380,143.05/9,133,130.40
  6. Step 6: Final answer
    x = 12,859,887.60

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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.