Home / 20,361,069.04-28,098,457.98-11,068,656.97

Finding the Fourth Proportional to 20,361,069.04, 28,098,457.98 and 11,068,656.97

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Solution

The fourth proportional to 20,361,069.04, 28,098,457.98 and 11,068,656.97 is: 15,274,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,069.04 : 28,098,457.98 = 11,068,656.97 : x
  2. Step 2: Convert to fraction form
    20,361,069.04/28,098,457.98 = 11,068,656.97/x
  3. Step 3: Cross multiply
    20,361,069.04x = 28,098,457.98 × 11,068,656.97
  4. Step 4: Simplify right side
    20,361,069.04x = 311,012,192,766,579.12
  5. Step 5: Solve for x
    x = 311,012,192,766,579.12/20,361,069.04
  6. Step 6: Final answer
    x = 15,274,845.94

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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.