Home / 19,175,168.87-28,766,792.79-6,220,307.91

Finding the Fourth Proportional to 19,175,168.87, 28,766,792.79 and 6,220,307.91

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Solution

The fourth proportional to 19,175,168.87, 28,766,792.79 and 6,220,307.91 is: 9,331,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,168.87 : 28,766,792.79 = 6,220,307.91 : x
  2. Step 2: Convert to fraction form
    19,175,168.87/28,766,792.79 = 6,220,307.91/x
  3. Step 3: Cross multiply
    19,175,168.87x = 28,766,792.79 × 6,220,307.91
  4. Step 4: Simplify right side
    19,175,168.87x = 178,938,308,736,967.97
  5. Step 5: Solve for x
    x = 178,938,308,736,967.97/19,175,168.87
  6. Step 6: Final answer
    x = 9,331,772.25

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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.