Home / 12,098,417.99-18,147,610.40-5,617,949.60

Finding the Fourth Proportional to 12,098,417.99, 18,147,610.40 and 5,617,949.60

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Solution

The fourth proportional to 12,098,417.99, 18,147,610.40 and 5,617,949.60 is: 8,426,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,417.99 : 18,147,610.40 = 5,617,949.60 : x
  2. Step 2: Convert to fraction form
    12,098,417.99/18,147,610.40 = 5,617,949.60/x
  3. Step 3: Cross multiply
    12,098,417.99x = 18,147,610.40 × 5,617,949.60
  4. Step 4: Simplify right side
    12,098,417.99x = 101,952,360,604,915.11
  5. Step 5: Solve for x
    x = 101,952,360,604,915.11/12,098,417.99
  6. Step 6: Final answer
    x = 8,426,916.70

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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.