Home / 27,217,831.60-40,826,747.40-12,071,763.10

Finding the Fourth Proportional to 27,217,831.60, 40,826,747.40 and 12,071,763.10

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Solution

The fourth proportional to 27,217,831.60, 40,826,747.40 and 12,071,763.10 is: 18,107,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,831.60 : 40,826,747.40 = 12,071,763.10 : x
  2. Step 2: Convert to fraction form
    27,217,831.60/40,826,747.40 = 12,071,763.10/x
  3. Step 3: Cross multiply
    27,217,831.60x = 40,826,747.40 × 12,071,763.10
  4. Step 4: Simplify right side
    27,217,831.60x = 492,850,822,756,340.94
  5. Step 5: Solve for x
    x = 492,850,822,756,340.94/27,217,831.60
  6. Step 6: Final answer
    x = 18,107,644.65

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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.