Home / 10,078,785.57-13,908,323.40-5,950,146.65

Finding the Fourth Proportional to 10,078,785.57, 13,908,323.40 and 5,950,146.65

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Solution

The fourth proportional to 10,078,785.57, 13,908,323.40 and 5,950,146.65 is: 8,210,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,785.57 : 13,908,323.40 = 5,950,146.65 : x
  2. Step 2: Convert to fraction form
    10,078,785.57/13,908,323.40 = 5,950,146.65/x
  3. Step 3: Cross multiply
    10,078,785.57x = 13,908,323.40 × 5,950,146.65
  4. Step 4: Simplify right side
    10,078,785.57x = 82,756,563,885,626.62
  5. Step 5: Solve for x
    x = 82,756,563,885,626.62/10,078,785.57
  6. Step 6: Final answer
    x = 8,210,965.83

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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.