Home / 27,217,820.10-40,826,730.15-12,071,751.60

Finding the Fourth Proportional to 27,217,820.10, 40,826,730.15 and 12,071,751.60

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Solution

The fourth proportional to 27,217,820.10, 40,826,730.15 and 12,071,751.60 is: 18,107,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,820.10 : 40,826,730.15 = 12,071,751.60 : x
  2. Step 2: Convert to fraction form
    27,217,820.10/40,826,730.15 = 12,071,751.60/x
  3. Step 3: Cross multiply
    27,217,820.10x = 40,826,730.15 × 12,071,751.60
  4. Step 4: Simplify right side
    27,217,820.10x = 492,850,145,011,030.69
  5. Step 5: Solve for x
    x = 492,850,145,011,030.69/27,217,820.10
  6. Step 6: Final answer
    x = 18,107,627.40

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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.