Home / 21,505,696.40-32,258,544.60-9,538,432.40

Finding the Fourth Proportional to 21,505,696.40, 32,258,544.60 and 9,538,432.40

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Solution

The fourth proportional to 21,505,696.40, 32,258,544.60 and 9,538,432.40 is: 14,307,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,696.40 : 32,258,544.60 = 9,538,432.40 : x
  2. Step 2: Convert to fraction form
    21,505,696.40/32,258,544.60 = 9,538,432.40/x
  3. Step 3: Cross multiply
    21,505,696.40x = 32,258,544.60 × 9,538,432.40
  4. Step 4: Simplify right side
    21,505,696.40x = 307,695,946,989,485.06
  5. Step 5: Solve for x
    x = 307,695,946,989,485.06/21,505,696.40
  6. Step 6: Final answer
    x = 14,307,648.60

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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.