Home / 19,071,989.25-28,613,888.77-6,609,254.73

Finding the Fourth Proportional to 19,071,989.25, 28,613,888.77 and 6,609,254.73

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Solution

The fourth proportional to 19,071,989.25, 28,613,888.77 and 6,609,254.73 is: 9,915,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071,989.25 : 28,613,888.77 = 6,609,254.73 : x
  2. Step 2: Convert to fraction form
    19,071,989.25/28,613,888.77 = 6,609,254.73/x
  3. Step 3: Cross multiply
    19,071,989.25x = 28,613,888.77 × 6,609,254.73
  4. Step 4: Simplify right side
    19,071,989.25x = 189,116,479,696,816.41
  5. Step 5: Solve for x
    x = 189,116,479,696,816.41/19,071,989.25
  6. Step 6: Final answer
    x = 9,915,928.39

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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.