Home / 16,640,136.81-22,964,275.85-9,298,148.18

Finding the Fourth Proportional to 16,640,136.81, 22,964,275.85 and 9,298,148.18

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Solution

The fourth proportional to 16,640,136.81, 22,964,275.85 and 9,298,148.18 is: 12,831,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640,136.81 : 22,964,275.85 = 9,298,148.18 : x
  2. Step 2: Convert to fraction form
    16,640,136.81/22,964,275.85 = 9,298,148.18/x
  3. Step 3: Cross multiply
    16,640,136.81x = 22,964,275.85 × 9,298,148.18
  4. Step 4: Simplify right side
    16,640,136.81x = 213,525,239,538,383.34
  5. Step 5: Solve for x
    x = 213,525,239,538,383.34/16,640,136.81
  6. Step 6: Final answer
    x = 12,831,940.14

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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.