Home / 17,885,628.80-26,831,942.40-7,650,468.80

Finding the Fourth Proportional to 17,885,628.80, 26,831,942.40 and 7,650,468.80

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Solution

The fourth proportional to 17,885,628.80, 26,831,942.40 and 7,650,468.80 is: 11,477,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885,628.80 : 26,831,942.40 = 7,650,468.80 : x
  2. Step 2: Convert to fraction form
    17,885,628.80/26,831,942.40 = 7,650,468.80/x
  3. Step 3: Cross multiply
    17,885,628.80x = 26,831,942.40 × 7,650,468.80
  4. Step 4: Simplify right side
    17,885,628.80x = 205,276,938,174,597.09
  5. Step 5: Solve for x
    x = 205,276,938,174,597.09/17,885,628.80
  6. Step 6: Final answer
    x = 11,477,199.96

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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.