Home / 27,217,815.10-40,826,722.65-12,071,746.60

Finding the Fourth Proportional to 27,217,815.10, 40,826,722.65 and 12,071,746.60

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Solution

The fourth proportional to 27,217,815.10, 40,826,722.65 and 12,071,746.60 is: 18,107,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,815.10 : 40,826,722.65 = 12,071,746.60 : x
  2. Step 2: Convert to fraction form
    27,217,815.10/40,826,722.65 = 12,071,746.60/x
  3. Step 3: Cross multiply
    27,217,815.10x = 40,826,722.65 × 12,071,746.60
  4. Step 4: Simplify right side
    27,217,815.10x = 492,849,850,339,280.44
  5. Step 5: Solve for x
    x = 492,849,850,339,280.44/27,217,815.10
  6. Step 6: Final answer
    x = 18,107,619.90

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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.