Home / 20,172,363.36-30,255,297.04-5,792,160.39

Finding the Fourth Proportional to 20,172,363.36, 30,255,297.04 and 5,792,160.39

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Solution

The fourth proportional to 20,172,363.36, 30,255,297.04 and 5,792,160.39 is: 8,687,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,172,363.36 : 30,255,297.04 = 5,792,160.39 : x
  2. Step 2: Convert to fraction form
    20,172,363.36/30,255,297.04 = 5,792,160.39/x
  3. Step 3: Cross multiply
    20,172,363.36x = 30,255,297.04 × 5,792,160.39
  4. Step 4: Simplify right side
    20,172,363.36x = 175,243,532,963,968.41
  5. Step 5: Solve for x
    x = 175,243,532,963,968.41/20,172,363.36
  6. Step 6: Final answer
    x = 8,687,307.97

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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.