Home / 13,980,283.84-19,282,853.41-9,331,724.89

Finding the Fourth Proportional to 13,980,283.84, 19,282,853.41 and 9,331,724.89

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Solution

The fourth proportional to 13,980,283.84, 19,282,853.41 and 9,331,724.89 is: 12,871,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,283.84 : 19,282,853.41 = 9,331,724.89 : x
  2. Step 2: Convert to fraction form
    13,980,283.84/19,282,853.41 = 9,331,724.89/x
  3. Step 3: Cross multiply
    13,980,283.84x = 19,282,853.41 × 9,331,724.89
  4. Step 4: Simplify right side
    13,980,283.84x = 179,942,283,116,318.38
  5. Step 5: Solve for x
    x = 179,942,283,116,318.38/13,980,283.84
  6. Step 6: Final answer
    x = 12,871,146.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.