Home / 11,831,556.79-17,700,640-8,961,194.01

Finding the Fourth Proportional to 11,831,556.79, 17,700,640 and 8,961,194.01

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Solution

The fourth proportional to 11,831,556.79, 17,700,640 and 8,961,194.01 is: 13,406,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,556.79 : 17,700,640 = 8,961,194.01 : x
  2. Step 2: Convert to fraction form
    11,831,556.79/17,700,640 = 8,961,194.01/x
  3. Step 3: Cross multiply
    11,831,556.79x = 17,700,640 × 8,961,194.01
  4. Step 4: Simplify right side
    11,831,556.79x = 158,618,869,141,166.41
  5. Step 5: Solve for x
    x = 158,618,869,141,166.41/11,831,556.79
  6. Step 6: Final answer
    x = 13,406,424.19

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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.