Home / 19,175,422.72-28,763,242.08-6,395,892.16

Finding the Fourth Proportional to 19,175,422.72, 28,763,242.08 and 6,395,892.16

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Solution

The fourth proportional to 19,175,422.72, 28,763,242.08 and 6,395,892.16 is: 9,593,874.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,422.72 : 28,763,242.08 = 6,395,892.16 : x
  2. Step 2: Convert to fraction form
    19,175,422.72/28,763,242.08 = 6,395,892.16/x
  3. Step 3: Cross multiply
    19,175,422.72x = 28,763,242.08 × 6,395,892.16
  4. Step 4: Simplify right side
    19,175,422.72x = 183,966,594,515,654.09
  5. Step 5: Solve for x
    x = 183,966,594,515,654.09/19,175,422.72
  6. Step 6: Final answer
    x = 9,593,874.26

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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.