Home / 21,597,009.60-32,396,032.80-6,451,435.20

Finding the Fourth Proportional to 21,597,009.60, 32,396,032.80 and 6,451,435.20

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Solution

The fourth proportional to 21,597,009.60, 32,396,032.80 and 6,451,435.20 is: 9,677,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597,009.60 : 32,396,032.80 = 6,451,435.20 : x
  2. Step 2: Convert to fraction form
    21,597,009.60/32,396,032.80 = 6,451,435.20/x
  3. Step 3: Cross multiply
    21,597,009.60x = 32,396,032.80 × 6,451,435.20
  4. Step 4: Simplify right side
    21,597,009.60x = 209,000,906,346,274.56
  5. Step 5: Solve for x
    x = 209,000,906,346,274.56/21,597,009.60
  6. Step 6: Final answer
    x = 9,677,307.66

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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.