Home / 12,294,587.30-18,441,880.95-5,576,123.30

Finding the Fourth Proportional to 12,294,587.30, 18,441,880.95 and 5,576,123.30

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Solution

The fourth proportional to 12,294,587.30, 18,441,880.95 and 5,576,123.30 is: 8,364,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,587.30 : 18,441,880.95 = 5,576,123.30 : x
  2. Step 2: Convert to fraction form
    12,294,587.30/18,441,880.95 = 5,576,123.30/x
  3. Step 3: Cross multiply
    12,294,587.30x = 18,441,880.95 × 5,576,123.30
  4. Step 4: Simplify right side
    12,294,587.30x = 102,834,202,061,121.12
  5. Step 5: Solve for x
    x = 102,834,202,061,121.12/12,294,587.30
  6. Step 6: Final answer
    x = 8,364,184.95

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Similar ratio
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1.5x scale

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.