Home / 8,306,870.76-11,463,490.98-4,685,198.76

Finding the Fourth Proportional to 8,306,870.76, 11,463,490.98 and 4,685,198.76

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Solution

The fourth proportional to 8,306,870.76, 11,463,490.98 and 4,685,198.76 is: 6,465,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,870.76 : 11,463,490.98 = 4,685,198.76 : x
  2. Step 2: Convert to fraction form
    8,306,870.76/11,463,490.98 = 4,685,198.76/x
  3. Step 3: Cross multiply
    8,306,870.76x = 11,463,490.98 × 4,685,198.76
  4. Step 4: Simplify right side
    8,306,870.76x = 53,708,733,724,767.19
  5. Step 5: Solve for x
    x = 53,708,733,724,767.19/8,306,870.76
  6. Step 6: Final answer
    x = 6,465,579.55

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Double scale
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1.5x scale

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.