Home / 20,959,972.65-31,439,958.98-6,584,493.60

Finding the Fourth Proportional to 20,959,972.65, 31,439,958.98 and 6,584,493.60

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Solution

The fourth proportional to 20,959,972.65, 31,439,958.98 and 6,584,493.60 is: 9,876,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,959,972.65 : 31,439,958.98 = 6,584,493.60 : x
  2. Step 2: Convert to fraction form
    20,959,972.65/31,439,958.98 = 6,584,493.60/x
  3. Step 3: Cross multiply
    20,959,972.65x = 31,439,958.98 × 6,584,493.60
  4. Step 4: Simplify right side
    20,959,972.65x = 207,016,208,655,150.06
  5. Step 5: Solve for x
    x = 207,016,208,655,150.06/20,959,972.65
  6. Step 6: Final answer
    x = 9,876,740.40

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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.