Home / 12,875,548.09-19,310,325.88-4,792,330.48

Finding the Fourth Proportional to 12,875,548.09, 19,310,325.88 and 4,792,330.48

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Solution

The fourth proportional to 12,875,548.09, 19,310,325.88 and 4,792,330.48 is: 7,187,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875,548.09 : 19,310,325.88 = 4,792,330.48 : x
  2. Step 2: Convert to fraction form
    12,875,548.09/19,310,325.88 = 4,792,330.48/x
  3. Step 3: Cross multiply
    12,875,548.09x = 19,310,325.88 × 4,792,330.48
  4. Step 4: Simplify right side
    12,875,548.09x = 92,541,463,251,171.42
  5. Step 5: Solve for x
    x = 92,541,463,251,171.42/12,875,548.09
  6. Step 6: Final answer
    x = 7,187,380.50

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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.