Home / 27,545,674.20-41,318,511.30-12,429,130.20

Finding the Fourth Proportional to 27,545,674.20, 41,318,511.30 and 12,429,130.20

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Solution

The fourth proportional to 27,545,674.20, 41,318,511.30 and 12,429,130.20 is: 18,643,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545,674.20 : 41,318,511.30 = 12,429,130.20 : x
  2. Step 2: Convert to fraction form
    27,545,674.20/41,318,511.30 = 12,429,130.20/x
  3. Step 3: Cross multiply
    27,545,674.20x = 41,318,511.30 × 12,429,130.20
  4. Step 4: Simplify right side
    27,545,674.20x = 513,553,156,617,871.19
  5. Step 5: Solve for x
    x = 513,553,156,617,871.19/27,545,674.20
  6. Step 6: Final answer
    x = 18,643,695.30

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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.