Home / 8,771,688.16-12,105,383.66-5,051,071.82

Finding the Fourth Proportional to 8,771,688.16, 12,105,383.66 and 5,051,071.82

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Solution

The fourth proportional to 8,771,688.16, 12,105,383.66 and 5,051,071.82 is: 6,970,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,688.16 : 12,105,383.66 = 5,051,071.82 : x
  2. Step 2: Convert to fraction form
    8,771,688.16/12,105,383.66 = 5,051,071.82/x
  3. Step 3: Cross multiply
    8,771,688.16x = 12,105,383.66 × 5,051,071.82
  4. Step 4: Simplify right side
    8,771,688.16x = 61,145,162,275,314.47
  5. Step 5: Solve for x
    x = 61,145,162,275,314.47/8,771,688.16
  6. Step 6: Final answer
    x = 6,970,740.54

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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.