Home / 8,316,645.44-11,477,010.72-4,645,716.68

Finding the Fourth Proportional to 8,316,645.44, 11,477,010.72 and 4,645,716.68

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Solution

The fourth proportional to 8,316,645.44, 11,477,010.72 and 4,645,716.68 is: 6,411,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,645.44 : 11,477,010.72 = 4,645,716.68 : x
  2. Step 2: Convert to fraction form
    8,316,645.44/11,477,010.72 = 4,645,716.68/x
  3. Step 3: Cross multiply
    8,316,645.44x = 11,477,010.72 × 4,645,716.68
  4. Step 4: Simplify right side
    8,316,645.44x = 53,318,940,138,442.81
  5. Step 5: Solve for x
    x = 53,318,940,138,442.81/8,316,645.44
  6. Step 6: Final answer
    x = 6,411,111.37

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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.