Home / 51,416,242.13-70,954,414.92-29,390,218.72

Finding the Fourth Proportional to 51,416,242.13, 70,954,414.92 and 29,390,218.72

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Solution

The fourth proportional to 51,416,242.13, 70,954,414.92 and 29,390,218.72 is: 40,558,502.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416,242.13 : 70,954,414.92 = 29,390,218.72 : x
  2. Step 2: Convert to fraction form
    51,416,242.13/70,954,414.92 = 29,390,218.72/x
  3. Step 3: Cross multiply
    51,416,242.13x = 70,954,414.92 × 29,390,218.72
  4. Step 4: Simplify right side
    51,416,242.13x = 2,085,365,773,471,045.50
  5. Step 5: Solve for x
    x = 2,085,365,773,471,045.50/51,416,242.13
  6. Step 6: Final answer
    x = 40,558,502.27

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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.