Home / 8,103,102.80-11,183,494.92-5,048,301.20

Finding the Fourth Proportional to 8,103,102.80, 11,183,494.92 and 5,048,301.20

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Solution

The fourth proportional to 8,103,102.80, 11,183,494.92 and 5,048,301.20 is: 6,967,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,102.80 : 11,183,494.92 = 5,048,301.20 : x
  2. Step 2: Convert to fraction form
    8,103,102.80/11,183,494.92 = 5,048,301.20/x
  3. Step 3: Cross multiply
    8,103,102.80x = 11,183,494.92 × 5,048,301.20
  4. Step 4: Simplify right side
    8,103,102.80x = 56,457,650,824,829.91
  5. Step 5: Solve for x
    x = 56,457,650,824,829.91/8,103,102.80
  6. Step 6: Final answer
    x = 6,967,411.40

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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.