Home / 13,304,325.80-19,968,152.70-7,906,226.60

Finding the Fourth Proportional to 13,304,325.80, 19,968,152.70 and 7,906,226.60

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Solution

The fourth proportional to 13,304,325.80, 19,968,152.70 and 7,906,226.60 is: 11,866,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,325.80 : 19,968,152.70 = 7,906,226.60 : x
  2. Step 2: Convert to fraction form
    13,304,325.80/19,968,152.70 = 7,906,226.60/x
  3. Step 3: Cross multiply
    13,304,325.80x = 19,968,152.70 × 7,906,226.60
  4. Step 4: Simplify right side
    13,304,325.80x = 157,872,740,029,601.81
  5. Step 5: Solve for x
    x = 157,872,740,029,601.81/13,304,325.80
  6. Step 6: Final answer
    x = 11,866,271.35

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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.