Home / 15,550,435.38-21,463,869.12-9,026,166.80

Finding the Fourth Proportional to 15,550,435.38, 21,463,869.12 and 9,026,166.80

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Solution

The fourth proportional to 15,550,435.38, 21,463,869.12 and 9,026,166.80 is: 12,458,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,435.38 : 21,463,869.12 = 9,026,166.80 : x
  2. Step 2: Convert to fraction form
    15,550,435.38/21,463,869.12 = 9,026,166.80/x
  3. Step 3: Cross multiply
    15,550,435.38x = 21,463,869.12 × 9,026,166.80
  4. Step 4: Simplify right side
    15,550,435.38x = 193,736,462,850,489.25
  5. Step 5: Solve for x
    x = 193,736,462,850,489.25/15,550,435.38
  6. Step 6: Final answer
    x = 12,458,587.69

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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.