Home / 20,726,851.40-31,090,277.10-6,541,584.20

Finding the Fourth Proportional to 20,726,851.40, 31,090,277.10 and 6,541,584.20

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Solution

The fourth proportional to 20,726,851.40, 31,090,277.10 and 6,541,584.20 is: 9,812,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,726,851.40 : 31,090,277.10 = 6,541,584.20 : x
  2. Step 2: Convert to fraction form
    20,726,851.40/31,090,277.10 = 6,541,584.20/x
  3. Step 3: Cross multiply
    20,726,851.40x = 31,090,277.10 × 6,541,584.20
  4. Step 4: Simplify right side
    20,726,851.40x = 203,379,665,450,981.84
  5. Step 5: Solve for x
    x = 203,379,665,450,981.84/20,726,851.40
  6. Step 6: Final answer
    x = 9,812,376.30

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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.