Home / 38,463,477.04-53,079,588.97-21,059,817.65

Finding the Fourth Proportional to 38,463,477.04, 53,079,588.97 and 21,059,817.65

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Solution

The fourth proportional to 38,463,477.04, 53,079,588.97 and 21,059,817.65 is: 29,062,543.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463,477.04 : 53,079,588.97 = 21,059,817.65 : x
  2. Step 2: Convert to fraction form
    38,463,477.04/53,079,588.97 = 21,059,817.65/x
  3. Step 3: Cross multiply
    38,463,477.04x = 53,079,588.97 × 21,059,817.65
  4. Step 4: Simplify right side
    38,463,477.04x = 1,117,846,464,526,152.25
  5. Step 5: Solve for x
    x = 1,117,846,464,526,152.25/38,463,477.04
  6. Step 6: Final answer
    x = 29,062,543.24

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Double scale
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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.