Home / 14,449,171.80-19,946,215.04-10,115,270.40

Finding the Fourth Proportional to 14,449,171.80, 19,946,215.04 and 10,115,270.40

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Solution

The fourth proportional to 14,449,171.80, 19,946,215.04 and 10,115,270.40 is: 13,963,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449,171.80 : 19,946,215.04 = 10,115,270.40 : x
  2. Step 2: Convert to fraction form
    14,449,171.80/19,946,215.04 = 10,115,270.40/x
  3. Step 3: Cross multiply
    14,449,171.80x = 19,946,215.04 × 10,115,270.40
  4. Step 4: Simplify right side
    14,449,171.80x = 201,761,358,586,146.81
  5. Step 5: Solve for x
    x = 201,761,358,586,146.81/14,449,171.80
  6. Step 6: Final answer
    x = 13,963,524.10

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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.