Home / 38,125,572.84-52,613,823.24-20,721,912.84

Finding the Fourth Proportional to 38,125,572.84, 52,613,823.24 and 20,721,912.84

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Solution

The fourth proportional to 38,125,572.84, 52,613,823.24 and 20,721,912.84 is: 28,596,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125,572.84 : 52,613,823.24 = 20,721,912.84 : x
  2. Step 2: Convert to fraction form
    38,125,572.84/52,613,823.24 = 20,721,912.84/x
  3. Step 3: Cross multiply
    38,125,572.84x = 52,613,823.24 × 20,721,912.84
  4. Step 4: Simplify right side
    38,125,572.84x = 1,090,259,059,358,446.38
  5. Step 5: Solve for x
    x = 1,090,259,059,358,446.38/38,125,572.84
  6. Step 6: Final answer
    x = 28,596,529.26

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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.