Home / 8,908,960.76-12,288,014.73-8,176,276.70

Finding the Fourth Proportional to 8,908,960.76, 12,288,014.73 and 8,176,276.70

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Solution

The fourth proportional to 8,908,960.76, 12,288,014.73 and 8,176,276.70 is: 11,277,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,960.76 : 12,288,014.73 = 8,176,276.70 : x
  2. Step 2: Convert to fraction form
    8,908,960.76/12,288,014.73 = 8,176,276.70/x
  3. Step 3: Cross multiply
    8,908,960.76x = 12,288,014.73 × 8,176,276.70
  4. Step 4: Simplify right side
    8,908,960.76x = 100,470,208,556,875.83
  5. Step 5: Solve for x
    x = 100,470,208,556,875.83/8,908,960.76
  6. Step 6: Final answer
    x = 11,277,433.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.