Home / 23,445,906.80-35,168,860.20-21,803,615.60

Finding the Fourth Proportional to 23,445,906.80, 35,168,860.20 and 21,803,615.60

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Solution

The fourth proportional to 23,445,906.80, 35,168,860.20 and 21,803,615.60 is: 32,705,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445,906.80 : 35,168,860.20 = 21,803,615.60 : x
  2. Step 2: Convert to fraction form
    23,445,906.80/35,168,860.20 = 21,803,615.60/x
  3. Step 3: Cross multiply
    23,445,906.80x = 35,168,860.20 × 21,803,615.60
  4. Step 4: Simplify right side
    23,445,906.80x = 766,808,308,890,939.25
  5. Step 5: Solve for x
    x = 766,808,308,890,939.25/23,445,906.80
  6. Step 6: Final answer
    x = 32,705,423.40

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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.